CBC Flashcards
elevated WBC count due to increase in neutrophils & bands
left shift
leukocytosis can indicate (5)
bacterial infection inflammation neoplasm leukemoid response glucocorticosteroid use
development of early neutrophilic cells (metamonocytes)
leukemoid response
leukemoid response is associated with
infection
leukopenia suggests (4)
overwhelming bacterial infection
bone marrow failure
drug toxicity
autoimmune disease
neutrophilia suggests (5)
bacterial infection leukemia inflammation medication (steroids, epinephrine) stress
neutropenia suggests (4)
viral infection
aplastic anemia
overwhelming bacterial infection
drugs (chemo, sulfa)
lymphocytosis suggests (2)
viral infections
lymphocytic leukemia
lymphocytopenia suggests (2)
corticosteroids
immunodeficiency disease
eosinophilia suggests: (6)
Neoplasm, Allergic Rxns, Addison’s disease, Collagen vascular disease, Parasites, Coccidiomycosis
eosinopenia suggests
corticosteroids
monocytosis suggests (2)
chronic inflammatory disorders
viral infections
monocytopenia suggests
corticosteroids
calculating Hct
approximately 3x the HGB concentration
high RBCs and HCT- causes (3)
dehydration, COPD, polycythemia vera
iron deficiency anemia
microcytic hypochromic
lead poisoning
mild microcytic hypochromic anemia
basophilic stippling on peripheral smear
thalassemia
decreased MCV, normal or elevated RBC count
Target cells on peripheral smear
macrocytic anemias (2)
vit 12, folate deficiency
normocytic anemias (3)
anemia of chronic disease
renal failure
acute blood loss
causes of elevated RBC count (4)
dehydration
polycythemia vera
smoking & COPD
altitude
headache, dizziness, tinnitus, blurred vision, fatigue, pruritis after bathing
polycythemia vera
elevated Hgb/Hct, increased RBCs, leukocytosis, thrombocytosis
polycythemia vera
thrombocytophilia indicates (4)
malignancy
polycythemia vera
post-splenectomy
drugs- oral contraceptives
thrombocytopenia suggests (6)
idiopathic thrombotic purpura leukemia cirrhosis DIC, hemolytic anemia pernicious anemia
mucosa & skin bleeding, petechiae, purpura, epistaxis, menorrhagia
ITP