The WBC count is 20 $\times$ 10⁹/L, with 89% blasts, 7% segs, and 4% monos.The blasts are relatively large and have abundant cytoplasm.More than 90% of them are positive with the NSE stain, and an occasional blast is positive with Sudan Black B.What is the possible diagnosis?

Question

Quizplus · Accepted Answer

The high percentage of blasts positive with the NSE stain and the morphology of the blasts suggest acute monocytic leukemia, which is AML type M5.

The WBC Count Is 20 ×\times× 109/L, with 89% Blasts, 7% Segs, and 4% Monos

The WBC Count Is 20 $\times$ 10⁹/L, with 89% Blasts, 7% Segs, and 4% Monos