Very Early PET-response Adapted Targeted Therapy for Advanced Hodgkin Lymphoma: a Single -Arm Phase II Study

For PET positive (score of 4-5 following Deauville Criteria) patients: Brentuximab vedotin is administered as an IV infusion over a period of 30 minutes at 1.8 mg/kg on day 1, every 3 weeks (6 cycles); For PET negative (score of 1-3 following Deauville Criteria) patients: Brentuximab vedotin is administered as an IV infusion over a period of 30 minutes at 1.2 mg/kg on day 1 and 15, every 4 weeks (5 cycles)

For PET positive (score of 4-5 following Deauville Criteria) patients: Adriamycin is administered as an IV infusion over a period of 15 minutes at 40 mg/m² on day 2, every 3 weeks (6 cycles); For PET negative (score of 1-3 following Deauville Criteria) patients: Adriamycin is administered as an IV infusion over a period of 15 minutes at 25 mg/m² on day 1 and 15, every 4 weeks (5 cycles)

For PET negative (score of 1-3 following Deauville Criteria) patients: Vinblastine is administered as an IV infusion over a period of 15 minutes at 6mg/m² on day 1 and 15, every 4 weeks (5 cycles)

For PET positive (score of 4-5 following Deauville Criteria) patients: Dacarbazine is administered as an IV infusion over a period of 60 minutes at 250 mg/m² on day 3 and 4, every 3 weeks (6 cycles); For PET negative (score of 1-3 following Deauville Criteria) patients: Dacarbazine is administered as an IV infusion over a period of 60 minutes at 375 mg/m² on day 1 and 15, every 4 weeks (5 cycles)

For PET positive (score of 4-5 following Deauville Criteria) patients: Etoposide is administered as an IV infusion over a period of 60 minutes at 150 mg/m² on day 2,3 and 4, every 3 weeks (6 cycles)

For PET positive (score of 4-5 following Deauville Criteria) patients: Cyclophosphamide is administered as an IV infusion over a period of 30 minutes at 1250 mg/m² on day 2, every 3 weeks (6 cycles)

Patients with residual lymphoma mass(es) showing metabolic activity of Deauville score 4 or 5 after completion of chemotherapy will be offered consolidation radiotherapy.