MLS ASCP Hematology Exam Questions and Correct Answers Latest Update Graded A+

MLS ASCP Hematology Exam Questions and Correct Answers Latest Update Graded A+ Order of heme synthesis - Answers Porphobilinogen, Uroporphyrinogen, Coproporphyrinogen, Protoporphyrinogen Macrocytic - Answers The characteristic erythrocyte found in pernicious anemia Idiopathic Hemochromatosis - Answers Results in iron overload in tissues Phlebotomy treatment - Answers Causes iron deficiency due to blood loss Anemia of chronic infection - Answers Characterized by decreased serum iron levels Aplastic crisis - Answers sickle cell anemia labs results hgb is 8 g/dL develops fever, weakness and malaise. Retic count 0.1% Thalassemia minor - Answers Hypochromic anemia associated with normal free erythrocyte protoporphyrin level Thalassemia major - Answers Fatal form appearing in young, severe anemia, enlarge heart Delta-beta thalassemia minor - Answers Quantitative hemoglobin A2 level is normal but hemoglobin F is 5%(normal <2%) Normocytic, normochromic - Answers Anemia related to uremia has normal sized cells Hemolytic anemia - Answers Decreased erythrocyte survival; increased catabolism of heme G-6-PD deficiency - Answers An enzyme deficiency associated with a moderate to severe hemolytic anemia after the patient is exposed to certain drugs Positive DAT - Answers Seen in acquired hemolytic anemias of the autoimmune variety Macrocytosis - Answers Characteristic morphologic feature in folic acid deficiency Megaloblastic anemias - Answers is caused by impaired DNA synthesis; lab results include low platelet and neutrophil counts Erythroleukemia - Answers Characteristic morphologic feature giant, vacuolated, multinucleated erythroid precursors DiGuglielmo syndrome - Answers Feature megaloblastoid erythropoiesis M:E ratio - Answers Low M:E ratio is seen in erythroleukemia; normal in polycythemia vera Polycythemia vera - Answers Decreased or absent bone marrow iron stores; elevated Hgb, Hct, and RBCs Plasmodium vivax - Answers Smear reveals Schuffner dots, parasites with irregular "spread-out" trophozoites, golden-brown pigment beta-thalassemia - Answers Characteristic elevated A2 hemoglobin alpha-thalassemia - Answers Characteristic decreased A2 hemoglobin Hemoglobin H disease - Answers Occurs when 3 of 4 alpha genes are deleted E trait - Answers Shows 70% Hgb A and 30% of a hemoglobin with the mobility Hgb A2 Fibroblast - Answers The peripheral blood monocyte is the intermediate stage in the formation of fibroblasts Basophils - Answers Involved in immediate hypersensitivity reactions M4 - Answers FAB classification of myelomonocytic leukemia Myelofibrosis with myeloid metaplasia - Answers Dwarf or micro megakaryocytes found in blood smear Auer bodies - Answers Predominately found in acute myelogenous leukemia Philadelphia chromosome - Answers Absence of Philadelphia chromosome in granulocytic leukemia suggests rapid progression of disease Granulocytic hyperplasia - Answers A hypercellular marrow with an M:E ratio of 6:1 is common Acute Myelomonocytic Leukemia - Answers Most predominant for of secondary hematologic malignancy in patients with multiple myeloma Auer rods - Answers Are lysosome and acid phosphatase-positive Acute Promyelocytic Leukemia - Answers Disseminated intravascular coagulation is associated Lymphoblastic lymphoma - Answers T-cell acute lymphocytic leukemia(ALL) is closely related French American British(FAB) Classification - Answers Acute lymphocytic leukemia is divided into groups according to morphology Acute lymphocytic leukemia - Answers Increased levels of TdT activity are indicative Hairy cell leukemia - Answers A chronic leukemia of lymphocytic origin Diagnosis of multiple myeloma - Answers sheaths of immature plasma cells in bone marrow Waldenstrom macroglobulinemia - Answers Have a B cell origin T lymphocytes - Answers Cells likely identified in lesions of mycosis fungoides