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Published on: September 11, 2019
Liver transplant outcomes in HIV+ haemophilic men
M V Ragni1, M E Devera, M E Roland
1Department of Medicine and Surgery, University of Pittsburgh, Pittsburgh, PA 15213-4306, USA.
Insights
HIV-HCV co-infected individuals undergoing liver transplantation (OLTX) show higher pre-OLTX mortality in hemophilic candidates despite similar post-transplant outcomes. Hemophilic subjects experienced higher pre-transplant death rates compared to non-hemophilic counterparts.
Area of Science:
- Hepatology
- Virology
- Transplantation Immunology
Background:
- Hepatitis C virus (HCV) infection is a leading cause of end-stage liver disease and liver transplantation (OLTX).
- HIV-HCV co-infection presents unique challenges in liver disease progression and transplantation outcomes.
- Age of HCV acquisition may influence liver disease severity and outcomes in hemophilic versus non-hemophilic patients.
Purpose of the Study:
- To compare pre- and post-OLTX mortality rates between HIV-HCV co-infected hemophilic and non-hemophilic subjects without hepatocellular cancer.
- To analyze clinical variables influencing outcomes in this co-infected population undergoing OLTX.
Main Methods:
- Retrospective analysis of 104 HIV-HCV co-infected subjects from the Solid Organ Transplantation in HIV Study (HIV-TR).
- Comparison of clinical variables including age, MELD score, CD4 count, viral load, and time to transplant, rejection, and death.
- Stratification of subjects into hemophilic and non-hemophilic groups.
Main Results:
- Hemophilic subjects (n=7) were younger (median 41 vs. 47 years) but had higher pre-OLTX mortality (33.3% vs. 14.6%) and reached MELD=25 faster.
- No significant differences were observed in baseline BMI, CD4, HIV/HCV RNA, post-OLTX death, graft loss, or treated rejection between groups.
- 1-year rejection rates were 14% (hemophilic) vs. 36% (non-hemophilic); 3-year survival was 38% (hemophilic) vs. 53% (non-hemophilic).
Conclusions:
- Despite similar post-transplant outcomes, HIV-HCV co-infected hemophilic candidates face a higher risk of pre-transplant mortality.
- Younger age at HCV acquisition in hemophilic individuals may contribute to accelerated liver disease progression.
- Further research is needed to optimize pre-transplant management and improve outcomes for hemophilic patients awaiting liver transplantation.
Abstract:
Hepatitis C virus infection is the major cause of end-stage liver disease and the major indication for transplantation (OLTX), including among HIV-HCV co-infected individuals. The age of HCV acquisition differs between haemophilic and non-haemophilic candidates, which may affect liver disease outcomes. The purpose of the study was to compare rates of pre- and post-OLTX mortality between co-infected haemophilic and non-haemophilic subjects without hepatocellular cancer participating in the Solid Organ Transplantation in HIV Study (HIV-TR). Clinical variables included age, gender, race, liver disease aetiology, BMI, antiretroviral therapy, MELD score, CD4 + cell count, HIV RNA PCR and HCV RNA PCR. Time to transplant, rejection and death were determined. Of 104 HIV-HCV positive subjects enrolled, 34 (32.7%) underwent liver transplantation, including 7 of 15 (46.7%) haemophilic and 27 of 89 (30.3%) non-haemophilic candidates. Although haemophilic subjects were younger, median 41 vs. 47 years, P = 0.01, they were more likely than non-haemophilic subjects to die pre-OLTX, 5 (33.3%) vs. 13 (14.6%), P = 0.03, and reached MELD = 25 marginally faster, 0.01 vs. 0.7 years, P = 0.06. The groups did not differ in baseline BMI, CD4, detectable HIV RNA, detectable HCV RNA, time to post-OLTX death (P = 0.64), graft loss (P = 0.80), or treated rejection (P = 0.77). The rate of rejection was 14% vs. 36% at 1-year and 36% vs. 43% at 3-year, haemophilic vs. non-haemophilic subjects, respectively, and post-OLTX survival, 71% vs. 66% at 1-year and 38% vs. 53% at 3-year. Despite similar transplant outcomes, pretransplant mortality is higher among co-infected haemophilic than non-haemophilic candidates.
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