Article
Acute lymphoblastic leukemia with azurophilic granules that contain ultrastructural myeloperoxidase activity.
American journal of hematology - 1 Apr 1991
Tauchi T, Ohyashiki K, Ohyashiki J H, Saito M, Nakazawa S, Enomoto Y, Hosoda Y, Toyama K
Abstract excerpt
We present a case of acute lymphoblastic leukemia (ALL) in which the leukemic cells had cytoplasmic azurophilic granules. Surface marker studies revealed that the leukemic cells expressed CD10 (CALLA), CD19, CD20, and HLA-DR antigens. Cytochemical studies by light microscopy revealed that the blasts were negative for myeloperoxidase, PAS staining, and double esterase staining, supporting the diagnosis of ALL....
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