Exam (elaborations)
AAB MT Hematology Review Questions and Answers 2024
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AAB MT Hematology Review
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AAB MT Hematology ReviewWhich laboratory procedure may be used to assist in differentiating CML from a
leukemoid reaction?
A. Absolute PLT count
B. Prussian Blue stain
C. LAP stain
D. Peroxidase Stain - answerC. LAP stain
Diseases associated with a dysfunction of polymorphonuclear neutrophils (PMNs)
include all of the following with the exception of:
A. Chediak Higashi Syndrome
B. Chronic Granulomatous Dz
C. Gaucher's Dz
D. Myeloperoxidase Deficiency - answerC. Gaucher's disease
In which of the following cells are Auer rods most likely to be seen?
A. Myeloblast
B. Lymphoblast
C. Erythroblast
D. Megakaryocyte - answerA. Myeloblast
A 55-year-old white male had the following lab data:
RBC 3.7 X 1012/L
Serum iron 220 µg/dL (N: 60-80 µg/dL)
TIBC 300 µg/dL (N: 260-400 µg/dL)
Hct 32%
Serum Ferritin 2,800 ng/mL (N: 10-200 ng/mL)
WBC 5.8 x 109/L
MCV 86 fL
MCH 26 pg
MCHC 32%
Prussian Blue stain of bone marrow aspirate indicates markedly elevated iron stores.
These laboratory results are MOST consistent with which of the following conditions?
A. Sideroblastic anemia
B. Anemia of chronic dz
C. Hemochromatosis
D. Megaloblastic anemia - answerC. Hemochromatosis
, Characteristic findings are elevations in serum iron and ferritin. Positive Prussian Blue
stain of the bone marrow indicates elevated iron (hemosiderin) stores.
All of the following are associated with Hgb C disease, EXCEPT?
A. Hgb C Crystals
B. Target Cells
C. Lysine substituted for glutamic acid at the sixth position of the beta chain
D. Fast mobility of Hgb C at pH 8.6 - answerD. Fast mobility of Hgb C at pH 8.6
Hemoglobin C has a high positive charge and therefore has slow mobility on
electrophoresis using alkaline gel. Hemoglobin C migrates with hemoglobin A2 and
hemoglobin E on cellulose acetate electrophoresis at pH 8.6
When performing controls for the morning run in coagulation, the normal control is
within acceptable limits for both the PT and APTT, but the abnormal control is out of
range for both procedures. Which of the following would be an appropriate action to
take?
A. Document the out of range QC and continue with the morning run while reporting out
only those results that are in normal range
B. Continue with the morning run and report out only those results that fall within normal
range
C. Document QC, then repeat controls at the end of the morning run and report if both
controls are acceptable
D. Document QC, repeat the abnormal control, troubleshoot if necessary; report patient
results only when both controls are within acceptable ranges - answerDocument QC,
repeat the abnormal control, troubleshoot if necessary; report patient results only when
both controls are within acceptable ranges
What should be added to the cytocentrifuge chamber when preparing slides on serous
fluids to aid in the adhesion of cells to the slide and preserve cellular morphology?
A. Hyaluronidase
B. 22% Albumin
C. 10% acetic acid
D. Sterile saline - answerB. 22% albumin
The addition of albumin helps preserve cellular morphology and improves adhesion to
the slide.
Howell-Jolly Bodies consist of: - answerDNA
Iron deficiency anemia will have what indices/parameters on blood smear? -
answerMicrocytic, hypochromic
Which of the following is the immediate precursor of the mature neutrophil?
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