Coagulation Disorders USMLE Step 1 Practice Questions
55 board-style USMLE Step 1 questions in Hematology. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · medium49. A 27-year-old woman presents with petechiae and easy bruising 2 weeks after recovering from a viral illness. She has no fever, neurologic symptoms, or renal dysfunction. Laborat…
- USMLE Step 1 · medium50. A 12-year-old girl has recurrent gingival bleeding and heavy menses. Her platelet count, PT, and PTT are normal, but bleeding time is prolonged. Platelet aggregation studies sho…
- USMLE Step 1 · medium51. A 6-year-old boy presents with recurrent epistaxis and easy bruising since infancy. Vital signs: BP 105/68, HR 98, RR 22, Temp 37°C, SpO2 98%. Laboratory studies reveal platelet…
- USMLE Step 1 · hard52. A 72-year-old man hospitalized for cholangitis treated with broad-spectrum antibiotics for 10 days develops spontaneous gum bleeding and ecchymoses. Vital signs: BP 128/76, HR 9…
- USMLE Step 1 · medium53. A 7-year-old boy is brought to the emergency department because of swelling and severe pain in his right knee after a minor fall. His maternal uncle had similar problems. Examin…
- USMLE Step 1 · easy54. A 19-year-old woman with no prior anticoagulant use presents with recurrent epistaxis and menorrhagia since menarche. She reports excessive bleeding for 2 weeks following tooth…
- USMLE Step 1 · hard55. A 26-year-old woman is admitted to the labor and delivery unit with placental abruption complicated by massive hemorrhage. Several hours later she develops oozing from venipunct…