Diabetes Mellitus USMLE Step 1 Practice Questions
84 board-style USMLE Step 1 questions in Endocrinology. Each question shows the correct answer; create a free account for the full explanation and adaptive practice.
- USMLE Step 1 · medium73. A 28-year-old man presents with recurrent nephrolithiasis and refractory peptic ulcer disease. Vital signs are stable (BP 128/82, HR 88, RR 16, Temp 37°C). Laboratory studies re…
- USMLE Step 1 · medium74. A 3-year-old boy is brought to the pediatrician because of abdominal distention, weight loss, and decreased appetite. Examination reveals an irregular abdominal mass that crosse…
- USMLE Step 1 · easy75. A 32-year-old woman presents with episodic headaches, palpitations, diaphoresis, and anxiety over 6 months. During an acute episode, vital signs show BP 210/110 mm Hg, HR 118/mi…
- USMLE Step 1 · medium76. A 67-year-old man with diffuse atherosclerosis presents with recurrent flash pulmonary edema. Vital signs show BP 198/112 mmHg, HR 102/min, RR 24/min, and SpO2 94% on room air.…
- USMLE Step 1 · easy77. A 45-year-old woman with a 3-year history of hypertension presents with persistent blood pressure elevation (168/105 mmHg) despite lisinopril and hydrochlorothiazide therapy. Sh…
- USMLE Step 1 · hard78. A 61-year-old man with a 50 pack year smoking history presents with severe proximal muscle weakness, hypertension, edema, and new hyperglycemia. He has marked hypokalemic metabo…
- USMLE Step 1 · medium79. A 52-year-old man with central obesity presents with new-onset diabetes, hypertension (BP 158/96 mmHg), and purple abdominal striae. He takes metformin but remains hyperglycemic…
- USMLE Step 1 · medium80. A 38-year-old woman comes to the clinic because of progressive weight gain, easy bruising, proximal muscle weakness, and irregular menses. Physical examination shows moon facies…
- USMLE Step 1 · hard81. A 23-year-old woman with type 1 diabetes mellitus and vitiligo is brought to the emergency department with vomiting, abdominal pain, fever, and confusion. She is hypotensive des…
- USMLE Step 1 · medium82. A 59-year-old woman with rheumatoid arthritis abruptly discontinued prednisone 5 days ago. She presents with fatigue, nausea, diffuse myalgias, and dizziness. Vital signs show B…
- USMLE Step 1 · medium83. A 47-year-old man presents with fatigue, anorexia, and lightheadedness. He underwent resection of a nonfunctioning pituitary macroadenoma 3 months ago. Physical examination show…
- USMLE Step 1 · easy84. A 34-year-old woman comes to the clinic because of progressive fatigue, salt craving, nausea, and 7-kg unintentional weight loss over 4 months. She has autoimmune thyroid diseas…