What cytochemical stains are negative in ALL but positive in AML?
A)PAS and myeloperoxidase
B)PAS and Sudan Black B
C)Nonspecific esterase and myeloperoxidase
D)Acid phosphates and PAS

Question

Quizplus · Accepted Answer

Myeloperoxidase and nonspecific esterase are cytochemical stains that are typically positive in acute myeloid leukemia (AML) but negative in acute lymphoblastic leukemia (ALL).

What Cytochemical Stains Are Negative in ALL but Positive in AML