# Risk of Reactivation of Occult Hepatitis B in Cancer Patients During Immunotherapy.

> **NCT06347588** · — · ACTIVE_NOT_RECRUITING · sponsor: **Fondazione IRCCS Policlinico San Matteo di Pavia** · enrollment: 60 (estimated)

## Conditions studied

- Occult Hepatitis B Infection in Cancer Patients

## Interventions

- **OTHER:** Observational: Blood sample of HVB-specific Elispot assay, HBSAg, HBV-DNA

## Key facts

- **NCT ID:** NCT06347588
- **Lead sponsor:** Fondazione IRCCS Policlinico San Matteo di Pavia
- **Sponsor class:** OTHER
- **Phase:** —
- **Study type:** OBSERVATIONAL
- **Status:** ACTIVE_NOT_RECRUITING
- **Start date:** 2022-06-06
- **Primary completion:** 2026-05
- **Final completion:** 2026-12
- **Target enrollment:** 60 (ESTIMATED)
- **Last updated:** 2025-12-24


## Primary source

ClinicalTrials.gov registry: https://clinicaltrials.gov/study/NCT06347588

## Citation

> US National Library of Medicine, ClinicalTrials.gov registration NCT06347588, "Risk of Reactivation of Occult Hepatitis B in Cancer Patients During Immunotherapy.". Retrieved via AI Analytics 2026-07-15 from https://api.ai-analytics.org/clinical/NCT06347588. Licensed CC0.

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