Primary: To assess the toxicity of chemotherapy with ABVD (doxorubicin / bleomycin / vinblastine / dacarbazine) when given with filgrastim ( granulocyte colony-stimulating factor; G-CSF ) in patients with underlying HIV infection and Hodgkin's disease; to observe the efficacy of ABVD and G-CSF in reducing tumor burden in HIV-infected patients with Hodgkin's disease.