Hematopathology — Flashcards

Flashcard 341: Which classes of AML show diffuse positivity for PAS?

Answer: M6 (erythroleukemia) and M7 (megakaryoblastic leukemia)

Flashcard 342: What are the cellular markers expressed by nasal T-cell lymphoma?_____

Answer: CD56

Flashcard 343: Which germinal center associated antigens are expressed with Burkitt's lymphoma (non-EBV)?_____

Answer: CD10 and BCL-6 (2)

Flashcard 344: Convent-girl appearance in peripheral blood smear is described for _____ leukemia

Answer: chronic lymphocytic

Flashcard 345: What AML subtype is associated with t(8;21)?_____

Answer: AML M2

Flashcard 346: Beta 2 microglobulin is an indicator of poor prognosis in _____.

Answer: multiple myeloma

Flashcard 347: In β-thalassemia minor, the Hb A2 levels usually show an increase up to _____%

Answer: 4–8%

Extra: Normal HbA2 levels are <3.5%. An increase in HbA2 (typically 4–8%) is a diagnostic hallmark of β-thalassemia minor, helping differentiate it from iron deficiency anemia (where HbA2 is characteristically low or normal).

Flashcard 348: The expression of _____ is associated with poor prognosis in chronic lymphocytic leukemia (CLL)

Answer: ZAP-70

Flashcard 349: The implicated donors in Transfusion-related acute lung injury are frequently _____.

Answer: multiparous women

Flashcard 350: Monosomy 7 is associated with a _____ prognosis in patients with acute myeloid leukemia (AML).

Answer: poor