Fig. 2
From: Small lymphocytic lymphoma with florid perniosis-like features: a case report
Micrograph prepared from periungual biopsy of right second finger. a, H&E x 40 - Low power view of micrograph prepared from periungual biopsy of right second finger, showing diffuse dermal infiltration by monomorphous lymphoid infiltrate, typical of SLL/CLL. b, H&E x 400 - Detail of uniform small lymphocytes with round nuclei, condensed chromatin and scanty cytoplasm. c, CD20 - The lesional cells are uniformly positive for CD20. d, CD5 - The CD20 + cells show aberrant weak positivity for CD5. Note the scattered T-cells that stain more strongly for CD5