- Patients must have histologically or cytologically confirmed diagnosis of malignancy that is metastatic or unresectable and for which standard curative or palliative measures do not exist or are no longer effective or for whom CPT-11 treatment would be a viable therapy regimen; patients with solid hematologic malignancies (Hodgkin's and non-Hodgkin's lymphomas) may be included as long as a bone marrow has been performed within 6 weeks of treatment