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ASCP Hematology

QuestionAnswer
Wright's stain, Schuffner's dot, parasites with irregular "spread-out" trophozoites Plasmodium vivax
RBC erroneously increased decreased MCH
glucocerebrosidase deficiency Gaucher's disease
disease most closely associated with cytoplasmic granule fusion. Chediak-Higashi syndrome
disease most closely associated with mucopolysaccharidosis. Alder-Reilly anomaly
characteristic morphologic feature in folic acid deficiency macrocytosis
differentiate leukomoid reactions vs chronic granulocytic leukemias leukocyte alkaline phosphatase
Terminal deoxynucleotidyl transferase (TdT) is marker found on: lymphoblasts
leukocyte alkaline phosphatase activity is increased in: leukemoid reaction
ALL, the acid phosphatase stain is usually positive for: T cell ALL
PB monocyte is an intermediate stage for histiocyte
characteristic of Auer rods lysosome and acid phosphate positive
precursors of tissue macrophages monocytes
stain for evaluation of BM Romanowsky and Prussian blue stain
atypical lymphocyte seen in the perismear of patient with IM. T lymphocytes
platelet aggregation will occur with the end production of: thromboxane A2
megaloblastic asynchronous development in the BM indicate impaired synthesis of DNA
type of leukemia seen most commonly as a terminal event in multiple myeloma acute myelogenous leukemia
occur in the presence of cold agglutinin increased MCV and decreased RBC
EDTA, RT at 6-24hrs increased hematocrit and MCV
substrate used to detect specific esterase chloroacetate
characteristic of Factor XII deficiency negative bleeding history
most closely associated with chronic myelomonocytic leukemia lysozymuria
most closely associated with erythroleukemia ringed sideroblasts
Vitamin-K dependent Factor VII
mean value of a reticulocyte on cord blood 5 %
hypercellular marrow with an M:E of 6:1 granulocytic hyperplasia
B cell origin Waldenstroms macroglobulinemia
most closely associated with megaloblastic anemia neutropenia and thrombocytopenia
most useful in differentiating hemophilia A and B. mixing studies
most closely associated with idiopathic hemochromatosis iron overload in tissue
seen most often in thalassemia target cells
use to stain neutral fats, phospholipids, and sterols Sudan Black B
Created by: Jovbaloco