Katerina Christopoulos, MD, MPH

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(415) 476-4082

1001 Potrero Ave
San Francisco, CA 94110

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  • Associate Professor, School of Medicine

Biography

Dr. Christopoulos is an infectious disease physician whose research program seeks to improve HIV care cascade outcomes. Her work has focused on advancing the science related to definitions and predictors of engagement in HIV care, understanding the lived experience of HIV care engagement, and developing effective engagement interventions across the HIV prevention and treatment cascades. She has conducted many multidisciplinary and multi-site clinic-based studies with vulnerable urban HIV populations.

Awards

Displaying 1 - 83 of 83

  1. 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. Cultur Divers Ethnic Minor Psychol. 2021 Aug 19. View on Pubmed
  2. 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. AIDS Behav. 2021 Aug 05. View on Pubmed
  3. 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. AIDS Patient Care STDS. 2021 06; 35(6):220-230. View on Pubmed
  4. 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 to 2016. Sex Transm Dis. 2021 06 01; 48(6):410-416. View on Pubmed
  5. 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. AIDS Patient Care STDS. 2021 05; 35(5):188-193. View on Pubmed
  6. 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. J Int AIDS Soc. 2021 Mar; 24(3):e25679. View on Pubmed
  7. 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. AIDS Care. 2021 Feb 17; 1-9. View on Pubmed
  8. 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, Centers for AIDS Research Network of Clinical Information Systems . Brief Report: Differences in Types of Myocardial Infarctions Among People Aging With HIV. J Acquir Immune Defic Syndr. 2021 02 01; 86(2):208-212. View on Pubmed
  9. 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. AIDS Care. 2021 Jan 14; 1-11. View on Pubmed
  10. 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. Open Forum Infectious Diseases. 2020 Dec 31; 7(Suppl 1):s525-s526. View on Pubmed
  11. 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. Clin Infect Dis. 2020 Dec 29. View on Pubmed
  12. 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 Human Immunodeficiency Virus in the United States (2005-2016). Clin Infect Dis. 2020 12 03; 71(9):2405-2413. View on Pubmed
  13. Dauria EF, Levine A, Hill SV, Tolou-Shams M, Christopoulos K. Multilevel Factors Shaping Awareness of and Attitudes Toward Pre-exposure Prophylaxis for HIV Prevention among Criminal Justice-Involved Women. Arch Sex Behav. 2021 05; 50(4):1743-1754. View on Pubmed
  14. 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. AIDS. 2020 09 01; 34(11):1665-1671. View on Pubmed
  15. 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 ART adherence. AIDS. 2020 Jul 23. View on Pubmed
  16. 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. J Antimicrob Chemother. 2020 06 01; 75(6):1604-1610. View on Pubmed
  17. 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. Health Psychol. 2020 Jul; 39(7):622-631. View on Pubmed
  18. 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. AIDS Behav. 2020 Apr; 24(4):1170-1180. View on Pubmed
  19. 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. J Acquir Immune Defic Syndr. 2019 12; 82 Suppl 3:S230-S243. View on Pubmed
  20. 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. J Acquir Immune Defic Syndr. 2019 10 01; 82(2):116-123. View on Pubmed
  21. 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. AIDS Behav. 2019 Sep; 23(9):2326-2336. View on Pubmed
  22. 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. AIDS Care. 2019 Jan - Dec; 31(sup1):1-9. View on Pubmed
  23. 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. AIDS Behav. 2019 Jun; 23(6):1634-1646. View on Pubmed
  24. 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 Is Too Late: Development and Preliminary Validation of a Novel Index of Engagement in HIV Care. . 2019 06 01; 81(2):145-152. View on Pubmed
  25. 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. AIDS. 2019 04 01; 33(5):825-832. View on Pubmed
  26. 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. PLoS One. 2019; 14(3):e0214636. View on Pubmed
  27. 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. Open Forum Infect Dis. 2019 May; 6(5):ofz148. View on Pubmed
  28. 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. Open Forum Infect Dis. 2019 Apr; 6(4):ofz120. View on Pubmed
  29. Crane H, Christopoulos K, Cropsey K, Mugavero MJ, Mayer K, Pence BW, Lau B, Chander G, Fojo AT, Lesko CR, Calkins KL, Moore RD, McCaul ME, Hutton HE, Mathews WC. Do Symptoms of Depression Interact with Substance Use to Affect HIV Continuum of Care Outcomes? AIDS Behav. 2019 Mar; 23(3):580-591. View on Pubmed
  30. Clemenzi-Allen AA, 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. Sex Transm Dis. 2019 03; 46(3):153-158. View on Pubmed
  31. 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. AIDS Behav. 2019 Feb; 23(2):418-426. View on Pubmed
  32. 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 Human Immunodeficiency Virus Care Following Antiretroviral Therapy Initiation. Clin Infect Dis. 2019 01 18; 68(3):475-481. View on Pubmed
  33. 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. PLoS One. 2018; 13(12):e0208486. View on Pubmed
  34. 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. J Behav Med. 2019 06; 42(3):561-566. View on Pubmed
  35. 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. AIDS Behav. 2018 Oct; 22(10):3176-3187. View on Pubmed
  36. Merlin JS, Long D, Becker WC, Cachay ER, Christopoulos KA, Claborn K, Crane HM, Edelman EJ, Harding R, Kertesz SG, Liebschutz JM, Mathews WC, Mugavero MJ, Napravnik S, C O'Cleirigh C, Saag MS, Starrels JL, Gross R. Brief Report: The Association of Chronic Pain and Long-Term Opioid Therapy With HIV Treatment Outcomes. . 2018 09 01; 79(1):77-82. View on Pubmed
  37. 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. Ann Intern Med. 2018 09 18; 169(6):376-384. View on Pubmed
  38. 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 Human Immunodeficiency Virus Clinic: The Connect4Care Trial. Clin Infect Dis. 2018 08 16; 67(5):751-759. View on Pubmed
  39. 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. Patient Prefer Adherence. 2018; 12:919-927. View on Pubmed
  40. 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. PLoS One. 2018; 13(5):e0197730. View on Pubmed
  41. Rudolph JE, Cole SR, Edwards JK, Moore R, O'Cleirigh C, Mathews WC, Christopoulos K, Center for AIDS Research Network of Integrated Clinical Systems . At-Risk Alcohol Use Among HIV-Positive Patients and the Completion of Patient-Reported Outcomes. AIDS Behav. 2018 04; 22(4):1313-1322. View on Pubmed
  42. 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. Curr HIV/AIDS Rep. 2018 04; 15(2):93-95. View on Pubmed
  43. 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). BMC Public Health. 2018 03 20; 18(1):366. View on Pubmed
  44. 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. Open Forum Infect Dis. 2018 Mar; 5(3):ofy035. View on Pubmed
  45. 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. JMIR Res Protoc. 2017 Dec 05; 6(12):e224. View on Pubmed
  46. 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. AIDS Behav. 2017 Nov; 21(11):3182-3193. View on Pubmed
  47. 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. AIDS Behav. 2017 Jul; 21(7):1914-1925. View on Pubmed
  48. 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. AIDS Behav. 2017 Jul; 21(7):1878-1884. View on Pubmed
  49. 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. AIDS. 2017 04 24; 31(7):1009-1016. View on Pubmed
  50. 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. AIDS. 2017 03 13; 31(5):742-743. View on Pubmed
  51. 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. AIDS Res Hum Retroviruses. 2017 06; 33(6):534-545. View on Pubmed
  52. 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. PLoS One. 2017; 12(1):e0166435. View on Pubmed
  53. 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. AIDS. 2017 01 14; 31(2):309-310. View on Pubmed
  54. 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. AIDS Care. 2017 04; 29(4):464-468. View on Pubmed
  55. 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. . 2016 Dec 01; 73(4):419-425. View on Pubmed
  56. 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. . 2016 Dec 01; 73(4):482-488. View on Pubmed
  57. 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. PLoS One. 2016; 11(8):e0160738. View on Pubmed
  58. 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. AIDS Care. 2017 02; 29(2):177-184. View on Pubmed
  59. 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. PLoS Med. 2015 Aug; 12(8):e1001863. View on Pubmed
  60. 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. . 2015 May 01; 69 Suppl 1:S56-62. View on Pubmed
  61. 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. BMC Infect Dis. 2014 Dec 31; 14:718. View on Pubmed
  62. 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. . 2013 Nov 01; 64 Suppl 1:S27-32. View on Pubmed
  63. 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. PLoS One. 2013; 8(8):e74199. View on Pubmed
  64. Christopoulos KA, Havlir DV. Overcoming the human immunodeficiency virus obstacle course. JAMA Intern Med. 2013 Jul 22; 173(14):1344-5. View on Pubmed
  65. 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. AIDS Patient Care STDS. 2013 Apr; 27(4):223-30. View on Pubmed
  66. 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. . 2013 Feb 01; 62(2):e30-8. View on Pubmed
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  68. 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. Clin Infect Dis. 2012 Dec; 55(12):1690-7. View on Pubmed
  69. 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. PLoS One. 2012; 7(7):e40603. View on Pubmed
  70. 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. BMC Public Health. 2012 Jan 03; 12:3. View on Pubmed
  71. Geng EH, Kahn JS, Chang OC, Hare CB, Christopoulos KA, Jones D, Petersen ML, Deeks SG, Havlir DV, Gandhi M. The effect of AIDS Clinical Trials Group Protocol 5164 on the time from Pneumocystis jirovecii pneumonia diagnosis to antiretroviral initiation in routine clinical practice: a case study of diffusion, dissemination, and implementation. Clin Infect Dis. 2011 Nov; 53(10):1008-14. View on Pubmed
  72. Dowdy DW, Geng EH, Christopoulos KA, Kahn JS, Hare CB, Wlodarczyk D, Havlir DV. Mortality among antiretroviral-eligible patients in an urban public clinic. . 2011 Aug 01; 57(4):297-300. View on Pubmed
  73. 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. PLoS One. 2011; 6(7):e21797. View on Pubmed
  74. 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. PLoS One. 2011; 6(7):e21813. View on Pubmed
  75. 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. AIDS Patient Care STDS. 2011 Jul; 25(7):439-44. View on Pubmed
  76. 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. Implement Sci. 2011 Mar 30; 6:30. View on Pubmed
  77. Christopoulos KA, Das M, Colfax GN. Linkage and retention in HIV care among men who have sex with men in the United States. Clin Infect Dis. 2011 Jan 15; 52 Suppl 2:S214-22. View on Pubmed
  78. 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. Curr HIV/AIDS Rep. 2010 Nov; 7(4):234-44. View on Pubmed
  79. Pilcher CD, Christopoulos KA, Golden M. Public health rationale for rapid nucleic acid or p24 antigen tests for HIV. J Infect Dis. 2010 Apr 15; 201 Suppl 1:S7-15. View on Pubmed
  80. Christopoulos KA, Schackman BR, Lee G, Green RA, Morrison EA. Results from a New York City emergency department rapid HIV testing program. . 2010 Mar; 53(3):420-2. View on Pubmed
  81. Chen-Plotkin AS, Christopoulos KA, Venna N. Demyelinating polyneuropathy and herpes simplex lumbosacral radiculitis in a patient with chronic HIV infection. AIDS. 2007 Jul 31; 21(12):1663-4.
  82. 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. Clin Infect Dis. 2006 Aug 01; 43(3):365-72.
  83. Katerina A. Christopoulos. Book Review. New England Journal of Medicine. 2005 Dec 22; 353(25):2727-2727.