How do you approach fit patients with quickly relapsed Hodgkin lymphoma (disease-free interval less than or equal to one year) after 6 cycles of ABVD and radiation therapy?

As of this point in 2018 such patients are curable only with high-dose chemotherapy with stem cell transplant and then only if they are in chemosensitive relapse. Accordingly, I would have the transplanters see the patient at once and follow their recommendation regarding the pre-transplant regimen ...