Quiz Questions & Correct
Answers
What are the initial lab tests when working up anemia? - correct answer ✔✔CBC - MCV
Iron studies - ferritin, TIBC, %iron saturation
Vitamin B12 and folate
Retic count
Smear
What is the 3-step approach to anemia? - correct answer ✔✔1. Categorize as microcytic,
normocytic, or macrocytic based on MCV
2. Check for pancytopenia, if present, do bone marrow examination
3. Determine a cause by evaluating the retic count
IDA is what kind of anemia? - correct answer ✔✔Microcytic hypochromic
Which of the following can cause a B12 deficiency?
- Crohn's
- Celiac's
- gastric bypass
- tapeworms - correct answer ✔✔All of the above
,A 32yo African American woman c/o fatigue over the last 6 months. She works full time, runs
her own business. She has no other symptoms and has regular menstrual cycles. Exam is
unremarkable.
Hgb 10.9
MCV 73
MCH 22.6
Ferritin 130
Serum iron 93
What is the most likely cause of her fatigue?
- Alcoholism
- IDA
- Alpha-thalassemia minor
- Stress - correct answer ✔✔Alpha-thalassemia minor
What is the most important part of treating a patient with suspected or confirmed anemia? -
correct answer ✔✔A thorough history
How are thalassemias confirmed? - correct answer ✔✔Hemoglobin electrophoresis and genetic
testing$
An 8yo boy is in the ER with severe thigh and knee pain that started 4 months ago. Ibuprofen
gives minor relief. 3 weeks ago he had gastroenteritis. 2 weeks ago he developed a limp and
refuses to play. The family has a hx of sickle cell. Exam shows an antalgic gait. There is no
tenderness, erythema, swelling, or warmth of the thigh or knee. The knee has full ROM. Passive
motion of the hip is guarded. A frog-leg film showing thinning and sclerosis of the left femoral
epiphysis. What is the etiology of this condition?
- chronic infarction of the vessels feeding the femoral head
- hematogenous seeding of the joint space with bacteria
- joint space narrowing due to repetitive trauma
, - lateral displacement of the capital femoral epiphysis - correct answer ✔✔Chronic infarction of
the vessels feeding the femoral head
A 50yo male presents for a checkup with no complaints. H&P are unremarkable. CBC reveals
Hgb 11.2, MCV 72, WBC 5.7, Hct 35%, and MCH 25. How would his anemia be classified?
- Macrocytic hypochromic
- Normocytic normochromic
- Microcytic normochromic
- Microcytic hypochromic - correct answer ✔✔Microcytic hypochromic
A 73yo male has a macrocytic normochromic anemia. What should the next step include?
- B12 and folate levels
- Bone marrow biopsy
- Colonoscopy
- MCV - correct answer ✔✔B12 and folate levels
What does the treatment of anemia of chronic disease always include?
- correct the underlying disorder
- PRBC transfusions
- Vitamin C and iron
- erythropoietin - correct answer ✔✔Correct the underlying disorder
The morphologic approach to classifying anemia begins with identifying which of the following?
- MCV
- MCH
- MCHC
- RDW - correct answer ✔✔MCV