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Hep Mec Cohort in Zambia
Hep Mec Cohort in Zambia

NCT07589985

RecruitingN/A

Sponsor: University of Alabama at Birmingham

Conditions: Hepatitis B, HIV

Countries: Zambia

Observational cohort of adults with acute and chronic hepatitis B infection in Zambia, with and without HIV coinfection. Participants join the study at the time of diagnosis and before or at the time when they are starting antiviral treatments and then they are followed up over multiple years to assess changes to their liver and evolution of HBV (and HIV if applicable) infection. All treatments for HBV and HIV are standard per local Ministry of Health guidelines.

Eligibility overview

Sex: ALL

Age: 18 Years to —

Healthy volunteers: No

Study type: OBSERVATIONAL

Eligibility criteria
Inclusion Criteria:

Must meet the inclusion criteria for one of 5 groups, as follows:

* Group 1 (rx-naive chronic hbv mono): 18+ years old, HBsAg-positive, HIV-negative, eligible for tenofovir-based therapy, reports taking therapy no more than 7 days (could have previously taken if has stopped \>1 year ago).
* Group 2 (acute hbv mono): 18+ years old, HBsAg-positive, HIV-negative, acute/subacute onset of hepatitis signs and symptoms and ALT \>10 times upper limit of normal
* Group 3 (rx-naive hbv/hiv coinfection): 18+ years old, HBsAg-positive, HIV-negative, eligible for tenofovir-based therapy, reports taking therapy no more than 7 days (could have previously taken if has stopped \>1 year ago).
* Group 4 (rx-experienced coinfection with hbv persistence): 18+ years old, history of chronic HBV infection based on two tests 6 months apart, HIV-positive, at least 4 years of tenofovir-based antiviral therapy, currently HBsAg-positive
* Group 5 (hbsag loss): 18+ years old, HIV-positive or negative, history of chronic HBV infection based on two tests 6 months apart, Currently HBsAg-negative confirmed by sensitive assay

Exclusion Criteria:

* Hepatitis C coinfection (antibody-positive and RNA-positive), current or recent (past 6 weeks) pregnancy, decompensated cirrhosis on physical examination, unlikely to remain in Lusaka for study duration
Locations (3)
  • Lusaka, Zambia
  • Lusaka, Zambia
  • Lusaka, Zambia