USMLE Step 2 Quiz
20 questions · no time limit
0:00
HEMATOLOGY-AND-ONCOLOGY
Question 1 of 20
No time limit
Current
Answered
Flagged
Not seen
PASSAGE
A 25-year-old man presents with a 3-month history of progressive fatigue, recurrent sinusitis, and gingival bleeding when brushing his teeth. He denies any medication use or toxic exposures. Complete blood count shows: Hemoglobin 7.1 g/dL, Hematocrit 22%, Platelet count 25,000/µL, WBC count 1,800/µL with an absolute neutrophil count of 300/µL. The reticulocyte count is 0.2%. A peripheral smear is remarkable only for a paucity of all cell lines.
Which of the following investigations is required to establish a definitive diagnosis?
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end