Katerina Christopoulos, MD

Professor

Academic Focus: Linkage and retention in HIV care; HIV testing in the emergency department and other acute medical care settings; acute HIV infection; quality of HIV care delivery; implementation science.
Education
08/2010 - T32 Fellowship (HIV Research), Division of HIV/AIDS, SFGH, UCSF
06/2008 - Infectious Diseases Fellowship, Columbia University Medical Center
06/2006 - Internal Medicine Residency, Massachusetts General Hospital
MD, 05/2003 - Medicine, Columbia College of Physicians and Surgeons
MPH, 05/2003 - Public Health, Columbia Mailman School of Public Health
Publications

  1. Hickey MD, Grochowski J, Mayorga-Munoz F, Oskarsson J, Imbert E, Spinelli M, Szumowski JD, Appa A, Koester K, Dauria EF, McNulty M, Colasanti J, Havlir DV, Gandhi M, Christopoulos KA. Identifying Implementation Determinants and Strategies for Long-Acting Injectable Cabotegravir-Rilpivirine in People with HIV Who Are Virally Unsuppressed. 2024. PMID: 38534179


  2. Dickey BL, Yanik EL, Thompson Z, Burkholder G, Kitahata MM, Moore RD, Jacobson J, Mathews WC, Christopoulos KA, Fleming J, Napravnik S, Achenbach C, Coghill AE. The association of HIV control and immunosuppression with risk of non-AIDS defining cancer risk among patients on antiretroviral therapy. 2023. PMID: 37977197


  3. Drumright LN, Johnson MO, Mayer KH, Christopoulos K, Cachay E, Crawford TN, Whitney BM, Dai M, Ruderman SA, Mixson LS, Keruly JC, Chander G, Saag MS, Kitahata MM, Moore RD, Lwillig A, Eron JJ, Napravnik S, Nance RM, Hahn A, Ma J, Bamford L, Fredericksen RJ, Delaney JA, Crane HM. Differences in internalized HIV stigma across subpopulations of people living with HIV in care across the US. 2024. PMID: 38349228


  4. Elliot Marseille, Ryan Walker, Jon Oskarsson, Janet Grochowski, Matt Hickey, Elizabeth V Imbert, John Szumowski, Kimberly Koester, Mollie Smith, Tor Neilands, Mallory Johnson, John Sauceda, Elizabeth Montgomery, Moira McNulty, Jonathan Colasanti, Katerina Christopoulos. 1585. The Annual Cost per Newly Virally-Suppressed Person with HIV in Those Starting Long-Acting Injectable Antiretroviral Therapy with Detectable Viremia in a Safety-Net Clinic in San Francisco. 2023. PMID:


  5. Spinelli MA, Christopoulos KA, Moreira CV, Jain JP, Lisha N, Glidden DV, Burkholder GA, Crane HM, Shapiro AE, Jacobson JM, Cachay ER, Mayer KH, Napravnik S, Moore RD, Gandhi M, Johnson MO. Viral Suppression Trajectories Destabilized After Coronavirus Disease 2019 Among US People With Human Immunodeficiency Virus: An Interrupted Time Series Analysis. 2023. PMID: 37963086


  6. Koester KA, Colasanti JA, McNulty MC, Dance K, Erguera XA, Tsuzuki MD, Johnson MO, Sauceda JA, Montgomery E, Schneider J, Christopoulos KA. Assessing readiness to implement long-acting injectable HIV antiretroviral therapy: provider and staff perspectives. 2023. PMID: 37858272


  7. Shelton BA, Sawinski D, Peter I, Maclennan PA, Pelletier NF, Nadkarni G, Julian B, Saag M, Fatima H, Crane H, Lee W, Moore RD, Christopoulos K, Jacobson JM, Eron JJ, Kumar V, Locke JE. African American/black race, Apolipoprotein L1, and the indirect glomerular filtration measure serum creatinine among persons living with HIV. 2023. PMID: 37650767


  8. Sauceda JA, Lisha NE, Ludwig-Barron N, Salazar J, Dilworth SE, Johnson MO, Christopoulos KA, Koester KA, Moore RD, Mayer KH, Fredericksen RJ, Mugavero MJ, Neilands TB. The Brief HIV Index: A rapid 3-item scale to measure engagement in HIV care. 2023. PMID: 37017008


  9. Moran L, Koester KA, Le Tourneau N, Coffey S, Moore K, Broussard J, Crouch PC, VanderZanden L, Schneider J, Lynch E, Roman J, Christopoulos KA. The Rapid interaction: a qualitative study of provider approaches to implementing Rapid ART. 2023. PMID: 37452427


  10. Lesko CR, Gnang JS, Fojo AT, Hutton HE, Mccaul ME, Delaney JA, Cachay ER, Mayer KH, Crane HM, Scott Batey D, Napravnik S, Christopoulos KA, Lau B, Chander G. Alcohol use and the longitudinal HIV care continuum for people with HIV who enrolled in care between 2011-2019. 2023. PMID: 37442307


  11. Ma J, Luu B, Ruderman SA, Whitney BM, Merrill JO, Mixson LS, Nance RM, Drumright LN, Hahn AW, Fredericksen RJ, Chander G, Lau B, McCaul ME, Safren S, O'Cleirigh C, Cropsey K, Mayer KH, Mathews WC, Moore RD, Napravnik S, Christopoulos K, Willig A, Jacobson JM, Webel A, Burkholder G, Mugavero MJ, Saag MS, Kitahata MM, Crane HM, Delaney JAC. Alcohol and drug use severity are independently associated with antiretroviral adherence in the current treatment era. 2023. PMID: 37419138


  12. Gandhi M, Hickey M, Imbert E, Grochowski J, Mayorga-Munoz F, Szumowski JD, Oskarsson J, Shiels M, Sauceda J, Salazar J, Dilworth S, Nguyen JQ, Glidden DV, Havlir DV, Christopoulos KA. Demonstration Project of Long-Acting Antiretroviral Therapy in a Diverse Population of People With HIV. 2023. PMID: 37399555


  13. Mukamba N, Mwamba C, Redkar S, Foloko M, Lumbo K, Nyirenda H, Roter DL, Mulabe M, Sharma A, Simbeza S, Sikombe K, Beres LK, Pry JM, Christopoulos K, Holmes CB, Geng EH, Sikazwe I, Bolton-Moore C, Mody A. Patterns of person-centred communications in public HIV clinics: a latent class analysis using the Roter interaction analysis system. 2023. PMID: 37408449


  14. Mwamba C, Beres LK, Mukamba N, Jere L, Foloko M, Lumbo K, Sikombe K, Simbeza S, Mody A, Pry JM, Holmes CB, Sikazwe I, Moore CB, Christopoulos K, Sharma A, Geng EH. Provider perspectives on patient-centredness: participatory formative research and rapid analysis methods to inform the design and implementation of a facility-based HIV care improvement intervention in Zambia. 2023. PMID: 37408458


  15. Kerkhoff AD, Mwamba C, Pry JM, Kagujje M, Nyangu S, Mateyo K, Sanjase N, Chilukutu L, Christopoulos KA, Muyoyeta M, Sharma A. A mixed methods study on men's and women's tuberculosis care journeys in Lusaka, Zambia-Implications for gender-tailored tuberculosis health promotion and case finding strategies. 2023. PMID: 37327200


  16. Liu T, Chambers LC, Hansen B, Bazerman LB, Cachay ER, Christopoulos K, Drainoni ML, Gillani FS, Mayer KH, Moore RD, Rana A, Beckwith CG. Risk of HIV Viral Rebound in the Era of Universal Treatment in a Multicenter Sample of Persons With HIV in Primary Care. 2023. PMID: 37351454


  17. Dauria E, Rodriguez C, Bauerle Bass S, Tolou-Shams M, Christopoulos K. Implementation strategies to screen, refer and link women involved in the carceral system to PrEP for HIV prevention. 2023. PMID: 37113046


  18. Hahn AW, Ruderman SA, Nance RM, Whitney BW, Eltonsy S, Haidar L, Delaney J, Drumright LN, Ma J, Mayer KH, O'Cleirigh C, Napravnik S, Eron JJ, Christopoulos K, Bamford L, Cachay E, Jacobson JM, Willig A, Cropsey K, Chander G, Crane HM, Fredericksen RJ. Vaporized Nicotine (E-cigarette) and Tobacco Smoking Among People with HIV: Use Patterns and Associations with Depression and Panic Symptoms. 2022. PMID: 36399783


  19. Drumright LN, Nance RM, Ruderman SA, Ma J, Whitney BM, Hahn A, Fredericksen RJ, Luu B, Lober WB, Moore RD, Budoff MJ, Keruly JC, Christopoulos K, Puryear S, Willig A, Cropsey K, Mathews WC, Cachay E, Bamford L, Eron JJ, Napravnik S, Mayer KH, O'Cleirigh C, Mccaul ME, Chander G, Feinstein MJ, Saag MS, Kitahata MM, Heckbert SR, Crane HM, Delaney JAC. Associations between alcohol and cigarette use and type 1 and 2 myocardial infarction among people with HIV. 2023. PMID: 36855253


  20. Sauceda JA, Lechuga J, Ramos ME, Puentes J, Ludwig-Barron N, Salazar J, Christopoulos KA, Johnson MO, Gomez D, Covarrubias R, Hernandez J, Montelongo D, Ortiz A, Rojas J, Ramos L, Avila I, Gwadz MV, Neilands TB. A factorial experiment grounded in the multiphase optimization strategy to promote viral suppression among people who inject drugs on the Texas-Mexico border: a study protocol. 2023. PMID: 36765309


  21. Christopoulos KA, Grochowski J, Mayorga-Munoz F, Hickey MD, Imbert E, Szumowski JD, Dilworth S, Oskarsson J, Shiels M, Havlir D, Gandhi M. First Demonstration Project of Long-Acting Injectable Antiretroviral Therapy for Persons With and Without Detectable Human Immunodeficiency Virus (HIV) Viremia in an Urban HIV Clinic. 2023. PMID: 35913500


  22. Reisner SL, Whitney BM, Crane HM, Mayer KH, Grasso C, Nance RM, Poteat T, Mathews WC, Christopoulos K, Mugavero MJ, Chander G, Eron JJ, Kitahata MM, Delaney JAC, Fredericksen RJ. Clinical and Behavioral Outcomes for Transgender Women Engaged in HIV Care: Comparisons to Cisgender Men and Women in the Centers for AIDS Research Network of Integrated Clinical Systems (CNICS) Cohort. 2023. PMID: 36609705


  23. Mukamba N, Sharma A, Mwamba C, Nyirenda H, Foloko M, Lumbo K, Christopoulos K, Simbeza S, Sikombe K, Holmes CB, Geng EH, Sikazwe I, Bolton-Moore C, Beres LK. HIV care experiences and health priorities during the first wave of COVID-19: clients' perspectives - a qualitative study in Lusaka, Zambia. 2022. PMID: 36451158


  24. Crane HM, Ruderman SA, Whitney BM, Nance RM, Drumright LN, Webel AR, Willig AL, Saag MS, Christopoulos K, Greene M, Hahn AW, Eron JJ, Napravnik S, Mathews WC, Chander G, McCaul ME, Cachay ER, Mayer KH, Landay A, Austad S, Ma J, Kritchevsky SB, Pandya C, Achenbach C, Cartujano-Barrera F, Kitahata M, Delaney JA, Kamen C, Centers for AIDS Research Network of Integrated Clinical Systems (CNICS) Cohort Study. Associations between drug and alcohol use, smoking, and frailty among people with HIV across the United States in the current era of antiretroviral treatment. 2022. PMID: 36215811


  25. Shelton BA, Sawinski D, MacLennan PA, Lee W, Wyatt C, Nadkarni G, Fatima H, Mehta S, Crane HM, Porrett P, Julian B, Moore RD, Christopoulos K, Jacobson JM, Muller E, Eron JJ, Saag M, Peter I, Locke JE. Associations between female birth sex and risk of chronic kidney disease development among people with HIV in the USA: A longitudinal, multicentre, cohort study. 2022. PMID: 36159042


  26. Ma J, Nance RM, Delaney JAC, Whitney BM, Bamford L, Gravett RM, Moore RD, Napravnik S, Mayer KH, Jacobson JM, Christopoulos K, Burkholder GA, Keruly J, Eron JJ, Martin J, Cachay ER, Saag MS, Crane HM, Kitahata MM. Current Antiretroviral Treatment Among People With Hiv In The Us: Findings From The Cnics Cohort. 2022. PMID: 35134850


  27. Menza TW, Berry SA, Dombrowski J, Cachay E, Dionne-Odom J, Christopoulos K, Crane HM, Kitahata MM, Mayer KH. Syphilis testing and diagnosis among people with HIV engaged in care at four United States clinical sites, 2014-2018. 2021. PMID: 34788808


  28. Spinelli MA, Le Tourneau N, Glidden DV, Hsu L, Hickey MD, Imbert E, Arreguin M, Jain JP, Oskarsson JJ, Buchbinder SP, Johnson MO, Havlir D, Christopoulos KA, Gandhi M. Impact of Multi-Component Support Strategies on HIV Virologic Suppression Rates during COVID-19: An Interrupted Time Series Analysis. 2022. PMID: 35245934


  29. Shapiro AE, Bender Ignacio RA, Whitney BM, Delaney JA, Nance RM, Bamford L, Wooten D, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Webel AR, Kim HN, Van Rompaey SE, Christopoulos K, Jacobson J, Karris M, Smith D, Johnson MO, Willig A, Eron JJ, Hunt P, Moore RD, Saag MS, Mathews WC, Crane HM, Cachay ER, Kitahata MM, CFAR Network of Integrated Clinical Systems. Factors associated with severity of COVID-19 disease in a multicenter cohort of people with HIV in the United States, March-December 2020. 2022. PMID: 35364600


  30. Pytell JD, Li X, Thompson C, Lesko CR, McCaul ME, Hutton H, Scott Batey D, Cachay E, Mayer KH, Napravnik S, Christopoulos K, Yang C, Crane HM, Chander G, Lau B. The temporal relationship of alcohol use and subsequent self-reported health status among people with HIV. 2022. PMID: 37476695


  31. Lesko CR, Mugavero MJ, Shen NM, Fojo AT, Moore RD, Keruly JC, Cachay ER, Napravnik S, Mayer KH, Christopoulos KA, Jacobson JM, Rebeiro PF, Chander G, CNICS. Exploring definitions of retention in care for people living with HIV in the United States in the modern treatment era. 2022. PMID: 35796732


  32. Christopoulos KA, Colasanti J, Johnson MO, Diaz Tsuzuki M, Erguera XA, Flores R, Kerman J, Dance K, Sauceda JA, Neilands TB, Dilworth SE, Koester KA, Gutierrez J, Schneider JA, Montgomery E, McNulty MC. Are Patients and Their Providers Talking About Long-Acting Injectable Antiretroviral Therapy? Penetration into Clinical Encounters at Three U.S. Care Sites. 2022. PMID: 35873299


  33. Bender Ignacio RA, Shapiro AE, Nance RM, Whitney BM, Delaney JAC, Bamford L, Wooten D, Karris MY, Mathews WC, Kim HN, Keruly J, Burkholder G, Napravnik S, Mayer KH, Jacobson J, Saag M, Moore RD, Eron JJ, Willig AL, Christopoulos KA, Martin J, Hunt PW, Crane HM, Kitahata MM, Cachay ER, Centers for AIDS Research Network of Integrated Clinical Systems (CNICS). Racial and ethnic disparities in coronavirus disease 2019 disease incidence independent of comorbidities, among people with HIV in the United States. 2022. PMID: 35796731


  34. Ridgway JP, Ajith A, Friedman EE, Mugavero MJ, Kitahata MM, Crane HM, Moore RD, Webel A, Cachay ER, Christopoulos KA, Mayer KH, Napravnik S, Mayampurath A. Multicenter Development and Validation of a Model for Predicting Retention in Care Among People with HIV. 2022. PMID: 35394586


  35. Koester KA, Moran L, LeTourneau N, VanderZanden L, Coffey S, Crouch PC, Broussard J, Schneider J, Christopoulos KA. Essential elements of and challenges to rapid ART implementation: a qualitative study of three programs in the United States. 2022. PMID: 35361148


  36. Willis SJ, Kim HN, Achenbach CJ, Cachay ER, Christopoulos KA, Crane HM, Franco RA, Hurt CB, Kitahata MM, Moore RD, Silverberg MJ, Tien PC, Westreich D, Marcus JL. Hepatitis C coinfection and extrahepatic cancer incidence among people living with HIV. 2021. PMID: 34951105


  37. Bender Ignacio RA, Shapiro AE, Nance RM, Whitney BM, Delaney J, Bamford L, Wooten D, Karris M, Mathews WC, Kim HN, Van Rompaey SE, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Jacobson J, Saag MS, Moore RD, Eron JJ, Willig AL, Christopoulos KA, Martin J, Hunt PW, Crane HM, Kitahata MM, Cachay E, Centers for AIDS Research Network of Integrated Clinical Systems (CNICS). Racial and ethnic disparities in COVID-19 disease incidence independent of comorbidities, among people with HIV in the US. 2021. PMID: 34909782


  38. Shapiro AE, Bender Ignacio RA, Whitney BM, Delaney JA, Nance RM, Bamford L, Wooten D, Keruly JC, Burkholder G, Napravnik S, Mayer KH, Webel AR, Kim HN, Van Rompaey SE, Christopoulos K, Jacobson J, Karris M, Smith D, Johnson MO, Willig A, Eron JJ, Hunt P, Moore RD, Saag MS, Mathews WC, Crane HM, Cachay ER, Kitahata MM, CFAR Network of Integrated Clinical Systems. Factors associated with severity of COVID-19 disease in a multicenter cohort of people with HIV in the United States, March-December 2020. 2021. PMID: 34704092


  39. Christopoulos KA, Neilands TB, Koester KA, Sauceda JA, Dilworth SE, Mugavero MJ, Crane HM, Fredericksen RJ, Cachay ER, Mayer KH, Moore RD, Napravnik S, Johnson MO. The HIV Index: Using a Patient-Reported Outcome on Engagement in HIV Care to Explain Sub-Optimal Retention in Care and Virologic Control. 2020. PMID: 33372942


  40. Christopoulos KA, Erguera XA, VanderZanden L, Campbell C, Green M, Tsuzuki MD, Schneider J, Coffey S, Bacon O, Gandhi M, Koester KA. A Qualitative Study of the Experience of Immediate Antiretroviral Therapy Among Urban Persons With Newly Diagnosed Human Immunodeficiency Virus. 2021. PMID: 34877362


  41. Parrish C, Whitney BM, Nance RM, Puttkammer N, Fishman P, Christopoulos K, Fleming J, Heath S, Mathews WC, Chander G, Moore RD, Napravnik S, Webel A, Delaney J, Crane HM, Kitahata MM. Substance use and HIV stage at entry into care among people with HIV. 2021. PMID: 34454630


  42. Santiago-Rodríguez EI, Rivas CE, Maiorana A, Pérez AE, Erguera X, Johnson MO, Christopoulos KA, Marquez C, Sauceda JA. Unpacking the "backpack of shame": Exploring intersections of stigma among Latinx people living with HIV in San Francisco, CA. 2021. PMID: 34410754


  43. Zuñiga JA, Sales A, Jang DE, West Ohueri C, Burkholder G, Moore R, Davy-Méndez T, Christopoulos K, García AA. Self-Management Model fails to Predict Quality of Life for People Living with Dual Diagnosis of HIV and Diabetes. 2021. PMID: 34351517


  44. Satyanarayana S, Rogers BG, Bainter SA, Christopoulos KA, Fredericksen RJ, Mathews WC, Moore RD, Mugavero MJ, Napravnik S, Carrico AW, Mimiaga MJ, Mayer KH, Crane HM, Safren SA. Longitudinal Associations of Syndemic Conditions with Antiretroviral Therapy Adherence and HIV Viral Suppression Among HIV-Infected Patients in Primary Care. 2021. PMID: 34097465


  45. Van Gerwen OT, Tamhane A, Westfall AO, Mugavero MJ, Crane HM, Moore RD, Karris M, Christopoulos K, Dombrowski JC, Mayer KH, Marrazzo J, Dionne-Odom J. Prevalence of and Factors Associated with Genital and Extragenital Chlamydia and Gonorrhea among Transgender Women in HIV Care in the United States; 2005-2016. 2020. PMID: 33229965


  46. Pearson CA, Johnson MO, Neilands TB, Dilworth SE, Sauceda JA, Mugavero MJ, Crane HM, Fredericksen RJ, Mathews WC, Moore RD, Napravnik S, Mayer KH, Christopoulos KA. Internalized HIV Stigma Predicts Suboptimal Retention in Care Among People Living with HIV in the United States. 2021. PMID: 33891484


  47. Satyanarayana S, Safren SA, Rogers BG, Bainter SA, Christopoulos KA, Fredericksen RJ, Mathews WC, Moore RD, Mugavero MJ, Napravnik S, Carrico AW, Mimiaga MJ, Mayer KH, Crane HM. Estimating HIV transmissions in a large U.S. clinic-based sample: effects of time and syndemic conditions. 2021. PMID: 33724718


  48. LaRowe LR, Cleveland JD, Long DM, Nahvi S, Cachay ER, Christopoulos KA, Crane HM, Cropsey K, Napravnik S, O'Cleirigh C, Merlin JS, Ditre JW. Prevalence and impact of comorbid chronic pain and cigarette smoking among people living with HIV. 2021. PMID: 33594924


  49. Crane HM, Nance RM, Whitney BM, Heckbert SR, Budoff M, High K, Landay A, Feinstein M, Moore RD, Mathews WC, Christopoulos K, Saag MS, Willig A, Eron JJ, Kitahata MM, Delaney JAC. Brief Report: Differences in Types of Myocardial Infarctions Among People Aging With HIV. 2021. PMID: 33433123


  50. Fredericksen RJ, Gibbons LE, Fitzsimmons E, Nance RM, Schafer KR, Batey DS, Loo S, Dougherty S, Mathews WC, Christopoulos K, Mayer KH, Mugavero MJ, Kitahata MM, Crane PK, Crane HM. Impact and correlates of sub-optimal social support among patients in HIV care. 2021. PMID: 33443445


  51. Blake Hansen, Tao Liu, Lauri Bazerman, Mari-Lynn Drainoni, Fizza S Gillani, Edward Cachay, Katerina Christopoulos, Heidi Crane, Mari Kitahata, Kenneth H Mayer, Richard Moore, Sonia Napravnik, Aadia Rana, Benigno Rodriguez, Curt Beckwith. 994. Risk for Viral Rebound in the Era of U=U; A CNICS Analysis. 2020. PMID:


  52. Dionne-Odom J, Westfall AO, Dombrowski JC, Kitahata MM, Crane HM, Mugavero MJ, Moore RD, Karris M, Christopoulos K, Geng E, Mayer KH, Marrazzo J. Intersecting Epidemics: Incident Syphilis and Drug Use in Women Living with HIV in the United States (2005-2016). 2019. PMID: 31712815


  54. Christopoulos KA, Neilands TB, Dilworth S, Lisha N, Sauceda J, Mugavero MJ, Crane HM, Fredericksen RJ, Mathews WC, Moore RD, Mayer KH, Napravnik S, Johnson MO. Internalized HIV stigma predicts subsequent viremia in US HIV patients through depressive symptoms and antiretroviral therapy adherence. 2020. PMID: 32769764


  55. Herrera S, Fernandez-Felix BM, Hunt PW, Deeks SG, Sainz T, Heath SL, Achenbach CJ, Rodríguez B, Mathews C, Christopoulos K, Mayer K, Napravnik S, Moreno S, Serrano-Villar S. Impact of first-line antiretroviral therapy regimens on the restoration of the CD4/CD8 ratio in the CNICS cohort. 2020. PMID: 32211777


  56. Sauceda JA, Lisha NE, Dilworth SE, Johnson MO, Christopoulos KA, Wood T, Koester KA, Mathews WC, Moore RD, Napravnik S, Mayer KH, Crane HM, Fredericksen RJ, Mugavero MJ, Neilands TB. Measuring engagement in HIV care: Measurement invariance in three racial/ethnic patient groups. 2020. PMID: 32281823


  57. Fredericksen RJ, Fitzsimmons E, Gibbons LE, Loo S, Dougherty S, Avendano-Soto S, Anderson WA, Gutierrez C, Shurbaji S, Burleson S, Christopoulos K, Poceta J, Mayer KH, Mugavero MJ, Mathews WC, Crane PK, Crane HM. How Do Treatment Priorities Differ Between Patients in HIV Care and Their Providers? A Mixed-Methods Study. 2019. PMID: 31832854


  58. Beres LK, Simbeza S, Holmes CB, Mwamba C, Mukamba N, Sharma A, Munamunungu V, Mwachande M, Sikombe K, Bolton Moore C, Mody A, Koyuncu A, Christopoulos K, Jere L, Pry J, Ehrenkranz PD, Budden A, Geng E, Sikazwe I. Human-Centered Design Lessons for Implementation Science: Improving the Implementation of a Patient-Centered Care Intervention. 2019. PMID: 31764259


  59. Christopoulos KA, Neilands TB, Hartogensis W, Geng EH, Sauceda J, Mugavero MJ, Crane HM, Fredericksen RJ, Moore RD, Mathews WC, Mayer KH, Chander G, Hurt CB, Johnson MO. Internalized HIV Stigma Is Associated With Concurrent Viremia and Poor Retention in a Cohort of US Patients in HIV Care. 2019. PMID: 31513551


  60. Riley ED, Vittinghoff E, Koss CA, Christopoulos KA, Clemenzi-Allen A, Dilworth SE, Carrico AW. Housing First: Unsuppressed Viral Load Among Women Living with HIV in San Francisco. 2019. PMID: 31324996


  61. Fredericksen RJ, Fitzsimmons E, Gibbons LE, Dougherty S, Loo S, Shurbaji S, Batey DS, Avendano-Soto S, Mathews WC, Christopoulos K, Mayer KH, Mugavero MJ, Crane PK, Crane HM. Development and content validation of the Multifactoral assessment of perceived social support (MAPSS), a brief, patient-reported measure of social support for use in HIV care. 2019. PMID: 31189333


  62. Hutton HE, Lesko CR, Li X, Thompson CB, Lau B, Napravnik S, Mayer KH, Mathews WC, McCaul ME, Crane HM, Fredericksen RJ, Cropsey KL, Saag M, Christopoulos K, Chander G. Alcohol Use Patterns and Subsequent Sexual Behaviors Among Women, Men who have Sex with Men and Men who have Sex with Women Engaged in Routine HIV Care in the United States. 2018. PMID: 30443807


  63. Johnson MO, Neilands TB, Koester KA, Wood T, Sauceda JA, Dilworth SE, Mugavero MJ, Crane HM, Fredericksen RJ, Mayer KH, Mathews WC, Moore RD, Napravnik S, Christopoulos KA. Detecting Disengagement from HIV Care Before It's Too Late: Development and Preliminary Validation of a Novel Index of Engagement in HIV Care. 2019. PMID: 30865180


  64. Coffey S, Bacchetti P, Sachdev D, Bacon O, Jones D, Ospina-Norvell C, Torres S, Lynch E, Camp C, Mercer-Slomoff R, Lee S, Christopoulos K, Pilcher C, Hsu L, Jin C, Scheer S, Havlir D, Gandhi M. RAPID antiretroviral therapy: high virologic suppression rates with immediate antiretroviral therapy initiation in a vulnerable urban clinic population. 2019. PMID: 30882490


  65. Koester KA, Johnson MO, Wood T, Fredericksen R, Neilands TB, Sauceda J, Crane HM, Mugavero MJ, Christopoulos KA. The influence of the 'good' patient ideal on engagement in HIV care. 2019. PMID: 30921440


  66. Clemenzi-Allen A, Neuhaus J, Geng E, Sachdev D, Buchbinder S, Havlir D, Gandhi M, Christopoulos K. Housing Instability Results in Increased Acute Care Utilization in an Urban HIV Clinic Cohort. 2019. PMID: 31139668


  67. Kay ES, Batey DS, Westfall AO, Christopoulos K, Cole SR, Geng EH, Mathews WC, Moore RD, Mugavero MJ. Compound Retention in Care and All-Cause Mortality Among Persons Living With Human Immunodeficiency Virus. 2019. PMID: 31041339


  68. Fojo AT, Lesko CR, Calkins KL, Moore RD, McCaul ME, Hutton HE, Mathews WC, Crane H, Christopoulos K, Cropsey K, Mugavero MJ, Mayer K, Pence BW, Lau B, Chander G. Do Symptoms of Depression Interact with Substance Use to Affect HIV Continuum of Care Outcomes? 2018. PMID: 30269230


  69. Clemenzi-Allen A, Hartogensis W, Cohen SE, Gandhi M, Geng E, Christopoulos K. Evaluating the Impact of Housing Status on Gonorrhea and Chlamydia Screening in an HIV Primary Care Setting. 2018. PMID: 30383619


  70. Pence BW, Bengtson AM, Boswell S, Christopoulos KA, Crane HM, Geng E, Keruly JC, Mathews WC, Mugavero MJ. Who Will Show? Predicting Missed Visits Among Patients in Routine HIV Primary Care in the United States. 2018. PMID: 30006790


  71. Bengtson AM, Pence BW, Mimiaga MJ, Gaynes BN, Moore R, Christopoulos K, O'Cleirigh C, Grelotti D, Napravnik S, Crane H, Mugavero M. Depressive Symptoms and Engagement in HIV Care following ART Initiation. 2018. PMID: 29901695


  72. Greene ML, Tan JY, Weiser SD, Christopoulos K, Shiels M, O'Hollaren A, Mureithi E, Meissner L, Havlir D, Gandhi M. Patient and provider perceptions of a comprehensive care program for HIV-positive adults over 50 years of age: The formation of the Golden Compass HIV and aging care program in San Francisco. 2018. PMID: 30517193


  73. Sauceda JA, Lisha NE, Neilands TB, Christopoulos KA, Mathews WC, Levison JH, Dennis AM, Johnson MO. Cognitive-affective depressive symptoms and substance use among Latino and non-Latino White patients in HIV care: an analysis of the CFAR network of integrated clinical systems cohort. 2018. PMID: 30377875


  74. Bengtson AM, Pence BW, Powers KA, Weaver MA, Mimiaga MJ, Gaynes BN, O'Cleirigh C, Christopoulos K, Christopher Mathews W, Crane H, Mugavero M. Trajectories of Depressive Symptoms Among a Population of HIV-Infected Men and Women in Routine HIV Care in the United States. 2018. PMID: 29623578


  75. Merlin JS, Long D, Becker WC, Cachay ER, Christopolous KA, Claborn K, Crane HM, Edelman EJ, Harding R, Kertesz SG, Liebschutz JM, Mathews WC, Mugavero MJ, Napravnik S, O'Cleirigh C, Saag MS, Starrels JL, Gross R. The Association of Chronic Pain and Long-Term Opioid Therapy with HIV Treatment Outcomes. 2018. PMID: 29771793


  76. Nance RM, Delaney JAC, Simoni JM, Wilson IB, Mayer KH, Whitney BM, Aunon FM, Safren SA, Mugavero MJ, Mathews WC, Christopoulos KA, Eron JJ, Napravnik S, Moore RD, Rodriguez B, Lau B, Fredericksen RJ, Saag MS, Kitahata MM, Crane HM. HIV Viral Suppression Trends Over Time Among HIV-Infected Patients Receiving Care in the United States, 1997 to 2015: A Cohort Study. 2018. PMID: 30140916


  77. Christopoulos KA, Riley ED, Carrico AW, Tulsky J, Moskowitz JT, Dilworth S, Coffin LS, Wilson L, Peretz JJ, Hilton JF. A Randomized Controlled Trial of a Text Messaging Intervention to Promote Virologic Suppression and Retention in Care in an Urban Safety-Net HIV Clinic: The Connect4Care (C4C) Trial. 2018. PMID: 29474546


  78. Wood TJ, Koester KA, Christopoulos KA, Sauceda JA, Neilands TB, Johnson MO. If someone cares about you, you are more apt to come around: improving HIV care engagement by strengthening the patient-provider relationship. 2018. PMID: 29872277


  79. Beckwith CG, Kuo I, Fredericksen RJ, Brinkley-Rubinstein L, Cunningham WE, Springer SA, Loeliger KB, Franks J, Christopoulos K, Lorvick J, Kahana SY, Young R, Seal DW, Zawitz C, Delaney JA, Crane HM, Biggs ML. Risk behaviors and HIV care continuum outcomes among criminal justice-involved HIV-infected transgender women and cisgender men: Data from the Seek, Test, Treat, and Retain Harmonization Initiative. 2018. PMID: 29787580


  80. Rudolph JE, Cole SR, Edwards JK, Moore R, O'Cleirigh C, Mathews WC, Christopoulos K. At-Risk Alcohol Use Among HIV-Positive Patients and the Completion of Patient-Reported Outcomes. Volume 22 of Issue 4. 2018. PMID: 28620802


  81. Brinkley-Rubinstein L, Dauria E, Tolou-Shams M, Christopoulos K, Chan PA, Beckwith CG, Parker S, Meyer J. The Path to Implementation of HIV Pre-exposure Prophylaxis for People Involved in Criminal Justice Systems. 2018. PMID: 29516265


  82. Matsuzaki M, Vu QM, Gwadz M, Delaney JAC, Kuo I, Trejo MEP, Cunningham WE, Cunningham CO, Christopoulos K. Perceived access and barriers to care among illicit drug users and hazardous drinkers: findings from the Seek, Test, Treat, and Retain data harmonization initiative (STTR). 2018. PMID: 29554894


  83. Clemenzi-Allen A, Geng E, Christopoulos K, Hammer H, Buchbinder S, Havlir D, Gandhi M. Degree of Housing Instability Shows Independent "Dose-Response" With Virologic Suppression Rates Among People Living With Human Immunodeficiency Virus. 2018. PMID: 29577059


  84. Johnson MO, Koester KA, Wood T, Neilands TB, Pomeranz JL, Christopoulos KA. Development of an Index of Engagement in HIV Care: An Adapted Internet-Based Delphi Process. Volume 6 of Issue 12. 2017. PMID: 29208589


  85. Christopoulos KA, Cunningham WE, Beckwith CG, Kuo I, Golin CE, Knight K, Flynn PM, Spaulding AC, Coffin LS, Kruszka B, Kurth A, Young JD, Mannheimer S, Crane HM, Kahana SY. Lessons Learned From the Implementation of Seek, Test, Treat, Retain Interventions Using Mobile Phones and Text Messaging to Improve Engagement in HIV Care for Vulnerable Populations in the United States. Volume 21 of Issue 11. 2017. PMID: 28578543


  86. Crane HM, McCaul ME, Chander G, Hutton H, Nance RM, Delaney JAC, Merrill JO, Lau B, Mayer KH, Mugavero MJ, Mimiaga M, Willig JH, Burkholder GA, Drozd DR, Fredericksen RJ, Cropsey K, Moore RD, Simoni JM, Christopher Mathews W, Eron JJ, Napravnik S, Christopoulos K, Geng E, Saag MS, Kitahata MM. Prevalence and Factors Associated with Hazardous Alcohol Use Among Persons Living with HIV Across the US in the Current Era of Antiretroviral Treatment. Volume 21 of Issue 7. 2017. PMID: 28285434


  87. Kim HN, Crane HM, Rodriguez CV, Van Rompaey S, Mayer KH, Christopoulos K, Napravnik S, Chander G, Hutton H, McCaul ME, Cachay ER, Mugavero MJ, Moore R, Geng E, Eron JJ, Saag MS, Merrill JO, Kitahata MM. The Role of Current and Historical Alcohol Use in Hepatic Fibrosis Among HIV-Infected Individuals. Volume 21 of Issue 7. 2017. PMID: 28035496


  88. Bengtson AM, Pence BW, Moore R, Mimiaga MJ, Mathews WC, Heine A, Gaynes BN, Napravnik S, Christopoulos K, Crane HM, Mugavero MJ. Relationship between ever reporting depressive symptoms and all-cause mortality in a cohort of HIV-infected adults in routine care. Volume 31 of Issue 7. 2017. PMID: 28244956


  89. Christopoulos KA, Hartogensis W, Glidden DV, Pilcher CD, Gandhi M, Geng EH. Limitations of using the Lorenz curve framework to understand the distribution of population viral load: authors' reply. Volume 31 of Issue 5. 2017. PMID: 28225455


  90. Noorhasan M, Drozd DR, Grunfeld C, Merrill JO, Burkholder GA, Mugavero MJ, Willig JH, Willig AL, Cropsey KL, Mayer KH, Blashill A, Mimiaga M, McCaul ME, Hutton H, Chander G, Mathews WC, Napravnik S, Eron JJ, Christopoulos K, Fredericksen RJ, Nance RM, Delaney JC, Crane PK, Saag MS, Kitahata MM, Crane HM. Associations Between At-Risk Alcohol Use, Substance Use, and Smoking with Lipohypertrophy and Lipoatrophy Among Patients Living with HIV. 2017. PMID: 28092168


  91. Cholera R, Pence BW, Bengtson AM, Crane HM, Christopoulos K, Cole SR, Fredericksen R, Gaynes BN, Heine A, Mathews WC, Mimiaga MJ, Moore R, Napravnik S, O'Clerigh C, Safren S, Mugavero MJ. Mind the Gap: Gaps in Antidepressant Treatment, Treatment Adjustments, and Outcomes among Patients in Routine HIV Care in a Multisite U.S. Clinical Cohort. Volume 12 of Issue 1. 2017. PMID: 28125593


  92. Christopoulos KA, Hartogensis W, Glidden DV, Pilcher CD, Gandhi M, Geng EH. The Lorenz curve: a novel method for understanding viral load distribution at the population level. Volume 31 of Issue 2. 2017. PMID: 27831945


  93. Nance RM, Delaney JA, Golin CE, Wechsberg WM, Cunningham C, Altice F, Christopoulos K, Knight K, Quan V, Gordon MS, Springer S, Young J, Crane PK, Mayer KH, Mugavero MJ, Del Rio C, Kronmal RA, Crane HM. Co-calibration of two self-reported measures of adherence to antiretroviral therapy. Volume 29 of Issue 4. 2016. PMID: 27910703


  94. Monroe AK, Lau B, Mugavero MJ, Mathews WC, Mayer KH, Napravnik S, Hutton HE, Kim HS, Jabour S, Moore RD, McCaul ME, Christopoulos KA, Crane HC, Chander G. Heavy Alcohol Use Is Associated With Worse Retention in HIV Care. Volume 73 of Issue 4. 2016. PMID: 27243904


  95. Bengtson AM, Pence BW, Gaynes BN, Quinlivan EB, Heine AD, O'Donnell JK, Crane HM, Mathews WC, Moore RD, Westreich D, O'Cleirigh C, Christopoulos K, Mimiaga MJ, Mugavero MJ. Improving Depression Among HIV-Infected Adults: Transporting the Effect of a Depression Treatment Intervention to Routine Care. Volume 73 of Issue 4. 2016. PMID: 27668804


  96. Bengtson AM, Pence BW, Crane HM, Christopoulos K, Fredericksen RJ, Gaynes BN, Heine A, Mathews WC, Moore R, Napravnik S, Safren S, Mugavero MJ. Disparities in Depressive Symptoms and Antidepressant Treatment by Gender and Race/Ethnicity among People Living with HIV in the United States. Volume 11 of Issue 8. 2016. PMID: 27513328


  97. Crane HM, Nance RM, Merrill JO, Hutton H, Chander G, McCaul ME, Mathews WC, Fredericksen R, Simoni JM, Mayer K, Mugavero MJ, Willig JH, Burkholder G, Drozd DR, Mimiaga M, Lau B, Kim HN, Cropsey K, Moore RD, Christopoulos K, Geng E, Eron JJ, Napravnik S, Kitahata MM, Saag MS, Delaney JA. Not all non-drinkers with HIV are equal: demographic and clinical comparisons among current non-drinkers with and without a history of prior alcohol use disorders. Volume 29 of Issue 2. 2016. PMID: 27482893


  98. Christopoulos KA, Olender S, Lopez AM, Lekas HM, Jaiswal J, Mellman W, Geng E, Koester KA. Retained in HIV Care But Not on Antiretroviral Treatment: A Qualitative Patient-Provider Dyadic Study. Volume 12 of Issue 8. 2015. PMID: 26263532


  99. Christopoulos KA, Scheer S, Steward WT, Barnes R, Hartogensis W, Charlebois ED, Morin SF, Truong HM, Geng EH. Examining clinic-based and public health approaches to ascertainment of HIV care status. Volume 69 Suppl 1. 2015. PMID: 25867779


  100. Christopoulos KA, Riley ED, Tulsky J, Carrico AW, Moskowitz JT, Wilson L, Coffin LS, Falahati V, Akerley J, Hilton JF. A text messaging intervention to improve retention in care and virologic suppression in a U.S. urban safety-net HIV clinic: study protocol for the Connect4Care (C4C) randomized controlled trial. Volume 14. 2014. PMID: 25551175


  101. Das M, Christopoulos KA, Geckeler D, Huriaux E, Cohen SE, Philip S, Shade S, Moss NJ, Morin SF, Charlebois ED. Linkage to HIV care in San Francisco: implications of measure selection. Volume 64 Suppl 1. 2013. PMID: 24126446


  102. Christopoulos KA, Massey AD, Lopez AM, Hare CB, Johnson MO, Pilcher CD, Fielding H, Dawson-Rose C. Patient perspectives on the experience of being newly diagnosed with HIV in the emergency department/urgent care clinic of a public hospital. Volume 8 of Issue 8. 2013. PMID: 23991214


  103. Christopoulos KA, Havlir DV. Overcoming the human immunodeficiency virus obstacle course. Volume 173 of Issue 14. 2013. PMID: 23778428


  104. Christopoulos KA, Massey AD, Lopez AM, Geng EH, Johnson MO, Pilcher CD, Fielding H, Dawson-Rose C. "Taking a half day at a time:" patient perspectives and the HIV engagement in care continuum. Volume 27 of Issue 4. 2013. PMID: 23565926


  105. Christopoulos KA, Zetola NM, Klausner JD, Haller B, Louie B, Hare CB, Pandori M, Nassos P, Roemer M, Pilcher CD. Leveraging a rapid, round-the-clock HIV testing system to screen for acute HIV infection in a large urban public medical center. Volume 62 of Issue 2. 2013. PMID: 23117503


  106. .N. Raugi, G.S. Gottlieb, P.S. Sow, S.L. Cherne, M. Toure, F. Sall, F. Traore, M.-P. Sy, N.N. Zheng, I. N'Doye, N.B. Kiviat, S.E. Hawes, P. Messeri, M.A. Chiasson, M. Kall, R. Smith, A. Brown, V. Delpech, K. Eritsyan, O. Levina, T. Smolskaia, E. White, R. Heimer, A.S. de Vos, J.J. van der Helm, M. Prins, M.E.E. Kretzschmar, J.A.C. Hontelez, S.J. de Vlas, R. Baltussen, R. Bakker, F. Tanser, M.N. Lurie, T. Bärnighausen, K. Powers, A. Ghani, W. Miller, I. Hoffman, A. Pettifor, M. Hosseinipour, G. Kamanga, F. Martinson, M. Cohen, D. Dimitrov, M.-C. Boily, J. Marrazzo, E. Brown, H.-Z. Qian, J. Lou, Y. Ruan, G.F. Webb, Y. Shao, S. Vermund, M. Morris, J. Evans, M. Yu, A. Briceno, K. Page, J. Hahn, S. Patel, M.T. Schechter, H. Muyinda, N. Kiwanuka, N.K. Sewankambo, P.M. Spittal, R. Fichorova, C. Morrison, G. Doncel, P.-L. Chen, C. Kwok, T. Chipato, R. Salata, C. Mauck, R. Heffron, D. Donnell, H. Rees, C. Celum, N. Mugo, E. Were, G. de Bruyn, E. Nakku-Joloba, K. Ngure, J. Kiarie, R. Coombs, J. Baeten, C. Polis, K. Curtis, S. Phillips, K. Curtis, C. Polis, L. Beer, A. Oster, C. Mattson, J. Skarbinski, E. Kahle, M. Campbell, J. Lingappa, D. Donnell, C. Celum, S. Kapiga, R. Ondondo, N. Mugo, A. Mujugira, K. Fife, J. Mullins, J. Baeten, B. Bearnot, L. Werner, A. Kharsany, S. Abdool Karim, J. Frohlich, Q. Abdool Karim, C. Mapanje, S. Rutstein, G. Kamanga, S. Phiri, D. Nsona, A. Pettifor, N. Rosenberg, I. Hoffman, W. Miller, H. Crane, M. Mimiaga, B. Feldman, R. Fredericksen, M. Mugavero, J. Willig, S. Safren, W. Matthews, K. Christopoulos, S. Boswell, M. Kitahata, M. Saag, K. Mayer, A.K. Hesseling, J.-A.S. Passmore, H. Gamieldien, C.E. Jones, W. Hanekom, D.L. Sodora, H.B. Jaspan, H.I. Hall, E.L. Frazier, P. Rhodes, D.R. Holtgrave, C. Furlow-Parmley, T. Tang, K.M. Gray, S.M. Cohen, J. Skarbinski, J.D. Fishel, S.E. Bradley, P.W. Young, F. Mbofana, C. Botao, J. Zaidi, E. Grapsa, F. Tanser, M.-L. Newell, T. Bärnighausen, H. Van Renterghem, M. Colvin, I. de Beer, J. Gunthorp, M. Odiit, L. Thomas, H. Jackson, M. Getahun, B.P.X. Grady, N. van der Knaap, M. Schim van der Loeff, T. Heijman, A. Speksnijder, R. Geskus, M. Prins, C.S. Meade, M.H. Watt, K.J. Sikkema, L.X. Deng, K.W. Ranby, D. Skinner, D. Pieterse, S.C. Kalichman, J. Peinado, J.R. Lama, P. Gonzales, R. Cabello, G. Sal y Rosas, J. Sanchez, X. Cao, Z. Wu, K. Rou, L. Pang, S. Baral, C. Beyrer, K. Muessig, T. Poteat, A. Wirtz, M. Decker, S. Sherman, D. Kerrigan, K. Shannon, M. Akello, K. Muldoon, A. Simo, G. Muzaaya, E. Rosenberg, C. Kelley, B. O'Hara, P. Frew, J. Peterson, T. Sanchez, C. del Rio, P. Sullivan, A. Oster, K. Russell, R. Wiegand, B. Le, E. Valverde, D. Forrest, M. Cribbin, G. Paz-Bailey, A. Oster, C. Johnson, B. Le, T. Finlayson, A. Balaji, A. Lansky, J. Mermin, L. Valleroy, D. MacKellar, S. Behel, G. Paz-Bailey, K. Mayer, L. Wang, B. Koblin, C. Mao, S. Mannheimer, M. Magnus, C. del Rio, S. Buchbinder, L. Wilton, V. Cummings, C. Watson, S. Griffith, D. Wheeler, B. Koblin, K. Mayer, S. Eshleman, L. Wang, S. Shoptaw, C. del Rio, S. Buchbinder, M. Magnus, S. Mannheimer, T.-Y. Liu, V. Cummings, E. Piwowar-Manning, S. Fields, S. Griffith, V. Elharrar, D. Wheeler, O. Mellouk, K. Alami, H. El Rhilani, N. Rafif, A. Abadie, L. Ouarsas, A. Bennani, B. El Omari, I. Oumzil, L. Johnston, R. Rangsin, K. Kana, T. Chuenchitra, A. Sunantarod, S. Meesiri, W. Areekul, K.E. Nelson, S. Khobragade, P. Goswami, L. Ramakrishnan, B. George, R. Adhikary, S. Ramanathan, S. Mathew, R. Hari Kumar, V. Kodali, A. Wirtz, G. Trapence, V. Jumbe, E. Umar, S. Ketende, D. Kamba, M. Berry, S. Stromdahl, C. Beyrer, S. Baral, L. Metsch, I. Kuo, M. Lalota, G. Phillips, G. Cardenas, A. Castel, D. Forrest, T. West, M. Pereyra, Y. Jia, M. Kolber, J. Opoku, M. Magnus, S. Elkamhawi, O. Abaza, E. Elghamrawy, S. Abou Elmagd, H. Ramy, S. Atallah, N. Elkot, M. Kamal, F. Mawazini, R. Helmy, C. Soliman, A. Pharris, T. Noori, G. Likatavicius, M. van de Laar, S. Baral, T. Poteat, A. Wirtz, S. Stromdahl, C. Beyrer, H.S. Okuku, E. Wahome, S. Duncan, A. Thiongo’, J. Mwambi, J. Shafi, A.D. Smith, S.M. Graham, E.J. Sanders, M. Taylor, J. Schillinger, P. Pathela, J. Skinner, D. Newman, S. Braunstein, C. Shepard, T. Brewer, T. Ahmed, A. Griffin, B. Furness, A. Cope, A. Crooks, J. Kuruc, .... Track C Epidemiology and Prevention Science. 2012. PMID:


  107. Geng EH, Hare CB, Kahn JO, Jain V, Van Nunnery T, Christopoulos KA, Deeks SG, Gandhi M, Havlir DV. The effect of a "universal antiretroviral therapy" recommendation on HIV RNA levels among HIV-infected patients entering care with a CD4 count greater than 500/µL in a public health setting. Volume 55 of Issue 12. 2012. PMID: 22955429


  108. Arnold EA, Hazelton P, Lane T, Christopoulos KA, Galindo GR, Steward WT, Morin SF. A qualitative study of provider thoughts on implementing pre-exposure prophylaxis (PrEP) in clinical settings to prevent HIV infection. Volume 7 of Issue 7. 2012. PMID: 22792384


  109. Christopoulos KA, Weiser SD, Koester KA, Myers JJ, White DA, Kaplan B, Morin SF. Understanding patient acceptance and refusal of HIV testing in the emergency department. Volume 12. 2012. PMID: 22214543


  111. Dowdy DW, Geng EH, Christopoulos KA, Kahn JS, Hare CB, Wlodarczyk D, Havlir DV. Mortality among antiretroviral-eligible patients in an urban public clinic. Volume 57 of Issue 4. 2011. PMID: 21602697


  112. Geng EH, Glidden DV, Bwana MB, Musinguzi N, Emenyonu N, Muyindike W, Christopoulos KA, Neilands TB, Yiannoutsos CT, Deeks SG, Bangsberg DR, Martin JN. Retention in care and connection to care among HIV-infected patients on antiretroviral therapy in Africa: estimation via a sampling-based approach. Volume 6 of Issue 7. 2011. PMID: 21818265


  113. Facente SN, Pilcher CD, Hartogensis WE, Klausner JD, Philip SS, Louie B, Christopoulos KA, Dowling T, Colfax GN. Performance of risk-based criteria for targeting acute HIV screening in San Francisco. Volume 6 of Issue 7. 2011. PMID: 21755003


  114. Christopoulos KA, Kaplan B, Dowdy D, Haller B, Nassos P, Roemer M, Dowling T, Jones D, Hare CB. Testing and linkage to care outcomes for a clinician-initiated rapid HIV testing program in an urban emergency department. Volume 25 of Issue 7. 2011. PMID: 21545296


  115. Christopoulos KA, Koester K, Weiser S, Lane T, Myers JJ, Morin SF. A comparative evaluation of the process of developing and implementing an emergency department HIV testing program. Volume 6. 2011. PMID: 21450053


  116. Christopoulos KA, Das M, Colfax GN. Linkage and retention in HIV care among men who have sex with men in the United States. Volume 52 Suppl 2. 2011. PMID: 21342910


  117. Geng EH, Nash D, Kambugu A, Zhang Y, Braitstein P, Christopoulos KA, Muyindike W, Bwana MB, Yiannoutsos CT, Petersen ML, Martin JN. Retention in care among HIV-infected patients in resource-limited settings: emerging insights and new directions. Volume 7 of Issue 4. 2010. PMID: 20820972


  118. Pilcher CD, Christopoulos KA, Golden M. Public health rationale for rapid nucleic acid or p24 antigen tests for HIV. Volume 201 Suppl 1. 2010. PMID: 20225950


  119. Christopoulos KA, Schackman BR, Lee G, Green RA, Morrison EA. Results from a New York City emergency department rapid HIV testing program. Volume 53 of Issue 3. 2010. PMID: 20190591


  120. Chen-Plotkin AS, Christopoulos KA, Venna N. Demyelinating polyneuropathy and herpes simplex lumbosacral radiculitis in a patient with chronic HIV infection. Volume 21 of Issue 12. 2007. PMID: 17630572


  121. McGovern BH, Ditelberg JS, Taylor LE, Gandhi RT, Christopoulos KA, Chapman S, Schwartzapfel B, Rindler E, Fiorino AM, Zaman MT, Sax PE, Graeme-Cook F, Hibberd PL. Hepatic steatosis is associated with fibrosis, nucleoside analogue use, and hepatitis C virus genotype 3 infection in HIV-seropositive patients. Volume 43 of Issue 3. 2006. PMID: 16804853


  122. Katerina A. Christopoulos. Book Review. 2005. PMID: