Bone marrow trephine and CT scan appearances in patient UPN3 before and after combined Campath-1H and fludarabine therapy.

Note heavy infiltrate (A) × 10 by small lymphocytes observed after 16 weeks of single-agent Campath-1H has completely cleared (B) × 20 with normal erythropoiesis evident after combined Campath-1H and fludarabine. Stained with hematoxylin-eosin. The CT scan (D) shows almost complete radiologic resolution of his previously massive lymphadenopathy (C).