Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 22-year-old woman with type 1 diabetes presents with a fasting glucose of 156 mg/dL and HbA1c of 8.2%. She is currently taking only basal insulin glargine and reports inconsisten…
A 68-year-old man with type 2 diabetes and stage 3 chronic kidney disease on metformin presents with malaise, abdominal discomfort, and tachypnea 6 hours after receiving intravenou…
A 72-year-old man with type 2 diabetes mellitus is brought to the emergency department with lethargy and severe dehydration after several days of pneumonia. Laboratory studies show…
A 7-year-old boy presents with declining school performance and behavioral difficulties. Vital signs are normal (BP 110/68, HR 82, RR 20, Temp 37°C). Examination reveals a long nar…
A 19-year-old man presents with infertility and gynecomastia. Vital signs are normal (BP 118/76, HR 72, RR 16, Temp 37°C). Physical examination reveals tall stature with disproport…
A 20-week gestation fetus is delivered after spontaneous abortion. Physical examination reveals microcephaly, microphthalmia, cleft lip and palate, polydactyly (six fingers bilater…
A 58-year-old woman abruptly discontinues high-dose prednisone used for autoimmune disease. She presents with fatigue, nausea, and abdominal pain. Vital signs show BP 88/54 mmHg, H…
A 28-year-old woman with chronic anxiety drinks more than 8 liters of water per day. She has frequent urination. Serum sodium is 129 mEq/L and serum osmolality is low. During water…
A 32 year old woman is brought for evaluation 2 weeks after a complicated delivery with massive postpartum hemorrhage. She is unable to breastfeed and feels weak and lightheaded. B…
A 27-year-old woman at 8 weeks gestation presents with palpitations, heat intolerance, and weight loss despite increased appetite. Vital signs show HR 108 bpm, BP 138/82 mmHg, RR 1…
A 24 year old man develops severe polyuria and polydipsia 3 days after transsphenoidal surgery for a pituitary adenoma. Serum sodium is 152 mEq/L and urine osmolality is low. Admin…
A 67 year old man with a 50 pack year smoking history is brought for confusion. He has no edema. Serum sodium is 118 mEq/L, serum osmolality is low, and urine osmolality is inappro…
A 67-year-old man with severe atherosclerotic disease and type 2 diabetes presents with refractory hypertension despite lisinopril and amlodipine. Vital signs show BP 178/102 mmHg,…
A 6-year-old boy presents with early pubic hair development and accelerated linear growth. Vital signs show BP 148/92 mmHg, HR 88/min, RR 18/min, temperature 37°C. Laboratory studi…
A 5-day-old female infant with ambiguous external genitalia presents with lethargy and poor feeding. Vital signs reveal BP 68/42 mmHg, HR 158/min, RR 32/min, temperature 36.8°C. La…
A 41-year-old man with bipolar disorder on lithium presents with a 3-month history of polyuria and nocturia. Vital signs: BP 128/82, HR 88, RR 16, Temp 37°C, SpO2 98%. Labs show se…
A 19 year old woman with type 1 diabetes is brought for abdominal pain, vomiting, and rapid deep breathing after missing several insulin doses. Laboratory studies show glucose 520 …
A 52-year-old woman presents with hot flashes, night sweats, and sleep disturbance. Her menstrual periods have been irregular for 8 months and absent for the past 2 months. Vital s…
A 72 year old man with type 2 diabetes is brought for confusion after several days of poor water intake and urinary frequency. Glucose is 920 mg/dL, serum osmolality is markedly el…
A 55-year-old woman presents with progressive weight loss and a 3-month history of a recurrent erythematous, vesicular rash affecting the groin and perioral regions. Vital signs sh…
A 29-year-old man presents with recurrent peptic ulcers from a gastrin-secreting pancreatic tumor. He has symptomatic nephrolithiasis secondary to hypercalcemia (calcium 11.2 mg/dL…
A 31-year-old pregnant woman at 26 weeks gestation presents with fatigue and polyuria. Vital signs: BP 118/76 mmHg, HR 88/min, RR 16/min, temp 37°C. Fasting glucose is 126 mg/dL; H…
A 43-year-old man presents with progressive coarsening of facial features and hand enlargement over 5 years. Vital signs show BP 148/92 mmHg, HR 88/min, RR 16/min, temperature 37°C…
A 38-year-old woman presents with episodic pounding headaches, diaphoresis, and palpitations triggered during abdominal surgery. Vital signs show BP 188/112 mmHg, HR 118/min, RR 20…