A strong PAS reaction supports the diagnosis of __________.

Question

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PAS (Periodic Acid-Schiff) reaction is used to detect and identify glycogen and mucopolysaccharides. A strong PAS reaction in the bone marrow supports the diagnosis of erythroleukemia, a type of acute myeloid leukemia (AML) in which the marrow is infiltrated by erythroid precursors. Sickle cell anemia is a genetic disorder that affects hemoglobin in red blood cells, type L3 ALL is a subtype of acute lymphoblastic leukemia, and pernicious anemia is a disorder caused by vitamin B12 deficiency. None of these conditions are associated with a strong PAS reaction.

A Strong PAS Reaction Supports the Diagnosis of __________