WorksheetsReview Questions - Hematology
Total questions: 50
Worksheet time: 25mins
Evidence shows that the primary genetic defect in thalassemia leads to:
Qualitative defect resulting from structurally abnormal globin chains production
Altered binding affinity of alpha- or beta-globin chains
Structural and quantitative abnormalities of the heme portion of hemoglobin
A decreased globin chain production resulting from a quantitative deficiency in RNA
A patient with severe anemia shows red cells with elongated, crescent-shaped forms and occasional target cells. Which condition is most consistent with these findings?
Hereditary spherocytosis
Iron deficiency anemia
Sickle cell anemia
Thalassemia minor
Which of the following findings is characteristic of alpha-thalassemia major (hydrops fetalis)?
Deletion of two alpha globin genes resulting in Hb Bart’s (γ4)
Production of normal HbA with mild hemolysis
Deletion of all four alpha globin genes resulting in Hb Bart’s (γ4)
Excess beta chains forming HbH (β4) in newborns
Which of the following is transfusion dependent?
Beta-thalassemia silent carrier
Beta-thalassemia intermedia
Beta-thalassemia minor
Beta-thalassemia major
Which of the following is the most common screening test for Hb S?
Hemoglobin solubility test
Hemoglobin electrophoresis at alkaline pH
Osmotic fragility test
Hemoglobin electrophoresis at acid pH
In patients with SS hemoglobin, a cause of erythropoietic suppression can be:
Megaloblastic erythropoiesis
Lack of oxygen
Splenic sequestration of RBCs
Increased ingestion of supplementary folic acid
Thalassemias that show increased levels of fetal hemoglobin (HbF) include:
HPFH
Delta-beta thalassemia
Alpha thalassemia
Both A and B
Which of the following is the most appropriate treatment for sickle cell anemia?
Hyperbaric oxygen
Supportive therapy
Hydroxyurea
None of the choices
Which statement about hemoglobin C disease is FALSE?
Electrophoresis shows ~60% HbA and 40% HbC
Target cells are frequently seen
RBCs may contain bar-shaped crystals
The disorder is less severe than sickle cell disease
In which anomaly do granulocytes fail to divide beyond the band or two-lobed stage?
Pelger–Huët anomaly
May–Hegglin anomaly
Alder–Reilly anomaly
Chediak–Higashi syndrome
Which bone marrow finding is characteristic of Niemann–Pick disease?
Sea-blue histiocytes
Foam cells
Gaucher cells
Both A and B
Which morphologic leukocyte abnormality is common in mucopolysaccharidoses?
Pelger–Huët anomaly
Chediak–Higashi disease
Alder–Reilly anomaly
May–Hegglin anomaly
Which lysosomal storage disease shows striated macrophages with glucocerebroside?
Sanfilippo syndrome
Gaucher disease
Fabry disease
Niemann–Pick disease
Which morphological characteristic is associated with Chediak–Higashi syndrome?
Pale blue cytoplasmic inclusions
Giant lysosomal granules
Small, dark-staining granules
Nuclear hyposegmentation
Leukocyte adhesion disorders primarily result from:
Impaired generation of reactive oxygen species
Impaired phagocyte adhesion and migration
Deficiency of lysosomal enzymes
Excessive neutrophil apoptosis
Shwachman–Diamond syndrome is primarily associated with:
Exocrine pancreatic sufficiency
Bone marrow failure
Decreased risk of leukemia
Both A and B
Absolute lymphocytosis with reactive lymphocytes suggests:
DiGeorge syndrome
Bacterial infection
Parasitic infection
Viral infection
An M:E ratio of 10:1 is most often seen in:
Thalassemia
Leukemia
Polycythemia vera
Myelofibrosis
A differential count with 50–90% myeloblasts is typical of:
Chronic myelocytic leukemia
Primary myelofibrosis
Erythroleukemia
Acute myelocytic leukemia
The WHO classification of leukemias is based on:
Morphology and cytochemistry
Immunophenotype and genetics
Clinical features
All of the above
Acute (pure) erythroid leukemia is characterized by:
> 20% myeloblasts
< 20% proerythroblasts
> 30% proerythroblasts
< 90% erythroid precursors
The t(15;17) translocation with high DIC incidence is diagnostic of:
AML without maturation
AML with maturation
Acute promyelocytic leukemia
Acute myelomonocytic leukemia
Blasts staining positive with SBB and MPO most likely indicate:
AML
ALL
CLL
Hairy cell leukemia
Which stain demonstrates strong positivity in AML-M3?
Sudan Black B
LAP
Tartrate-resistant acid phosphatase
Esterase (NSE)
Auer rods may be seen in all of the following, EXCEPT:
Acute myelomonocytic leukemia
Acute lymphoblastic leukemia
AML without maturation
Acute promyelocytic leukemia
Naegeli type monocytic leukemia corresponds to:
AML M2
AML M3
AML M4
AML M6
A common laboratory finding in both AML and ALL is:
Decreased WBC count
Presence of smudge cells
Elevated blasts in peripheral blood
Both A and B
According to FAB, the bone marrow blast percentage required for acute leukemia is:
>=10%
>=20%
>=30%
>=50%
Most probable diagnosis for a 6-year-old with 93% blasts:
ALL
AML
CML
Myelodysplastic syndrome
Cytochemical stain most likely positive in this child's blasts:
Myeloperoxidase
Sudan Black B
PAS
Nonspecific esterase
The Philadelphia chromosome is formed by translocation between:
Chromosome 22 and 9
Chromosome 21 and 9
Chromosome 21 and 6
Chromosome 22 and 6
Which mutation is most closely associated with CML?
JAK2 V617F
PML–RARα fusion
BRAF V600E
BCR-ABL1 fusion
Frequent smudge cells in CLL are due to:
Apoptosis-related changes
Fragile cells causing smear artifact
Heparin effect
Increased in vivo cell lysis
All stages of neutrophils are most likely to be seen in the peripheral blood of a patient with:
Chronic Myelocytic Leukemia
Acute Myelocytic Leukemia
Chronic Lymphocytic Leukemia
Acute Lymphocytic Leukemia
Which combination of findings is most characteristic of CML?
High WBC, high LAP, Philadelphia-positive
High WBC, low LAP, Philadelphia-positive
High WBC, high LAP, rare blasts
Normal WBC, low LAP, Philadelphia-negative
Repeated phlebotomy in patients with polycythemia vera (PV) may lead to development of:
Folic acid deficiency
Sideroblastic anemia
Iron deficiency anemia
Hemolytic anemia
Which stain is most frequently used to differentiate AML from ALL?
Alkaline phosphatase
Nonspecific esterase
Acid phosphatase
Myeloperoxidase
The cell series most readily identified by a positive Sudan Black B stain is:
Erythrocytic
Myelocytic
Plasmacytic
Lymphocytic
Which of the following may be used to stain neutral fats, phospholipids, and sterols?
Peroxidase
Sudan Black B
Periodic acid–Schiff (PAS)
Prussian blue
A bone marrow sample shows blasts that are MPO/SB negative, PAS positive, and ORO negative. TdT is also positive. What is the most likely classification?
ALL L3
ALL L1
AML M2
AML M3
Which is a common symptom of Hodgkin’s lymphoma?
Intolerance to alcohol
Intolerance to lactose
Nicotine addiction
Alcohol addiction
Reed–Sternberg cells are diagnostic of which disorder?
Multiple myeloma
Hodgkin lymphoma
Follicular lymphoma
Mantle cell lymphoma
Which immunoglobulin is commonly overproduced in Multiple Myeloma?
IgA and IgG
IgM
IgE and IgG
IgD and IgE
Which condition commonly presents with rouleaux formation and an M-spike on serum protein electrophoresis?
Hodgkin lymphoma
Multiple myeloma
Follicular lymphoma
Waldenström macroglobulinemia
The hallmark of Waldenström Macroglobulinemia is overproduction of:
IgA
IgG
IgM
IgE
Which lymphoma is associated with the translocation t(14;18)?
Burkitt lymphoma
Mantle cell lymphoma
Hodgkin lymphoma
Follicular lymphoma
In myelofibrosis, the characteristic abnormal red blood cell morphology is:
Target cells
Schistocytes
Teardrop cells
Ovalocytes
Waldenström’s macroglobulinemia is a malignancy of:
Adrenal medulla
Myelodysplastic cell lines
Erythroid cell precursors
Lymphoplasmacytoid cells
Cells that stain positive with acid phosphatase and are NOT inhibited by tartaric acid are characteristic of:
Infectious mononucleosis
Hodgkin lymphoma
Hairy cell leukemia
Polycythemia vera
A 68-year-old man with lymphadenopathy, splenomegaly, and t(11;14)(q13;q32) most likely has:
Follicular lymphoma
Chronic lymphocytic leukemia
Mantle cell lymphoma
Hairy cell leukemia
