Questões de USMLE

A 42-year-old woman with generalized anxiety disorder presents with recurrent episodes of palpitations, tremor, and diaphoresis triggered by work-related stress. Vital signs show h…

A 62-year-old man with benign prostatic hyperplasia presents with progressive urinary hesitancy, weak stream, and incomplete bladder emptying over 6 months. His blood pressure is 1…

An investigator is developing a drug that results in contraction of the pupillary dilator muscle when instilled topically. The drug works by increasing neurotransmitter release fro…

A 30-year-old woman at 26 weeks gestation presents to her obstetrician for a routine prenatal visit and is found to have persistent blood pressures of 156/98 mm Hg on three separat…

A 63-year-old man with hypertension controlled on metoprolol presents with progressive eye pain and blurred vision over 2 days. Vital signs show BP 168/94 mmHg, HR 58 bpm, RR 16, t…

A 45-year-old man presents with sudden severe headache, profuse diaphoresis, and palpitations. Vital signs: BP 220/140 mmHg, HR 118/min, RR 16/min, Temp 37.2°C. Labs show elevated …

A 46-year-old woman with rheumatoid arthritis takes methotrexate for disease control. Following an accidental overdose, she presents with severe oral ulcers, pancytopenia (WBC 2.1 …

A 63-year-old woman is hospitalized for acute pulmonary embolism with HR 118/min, BP 136/88 mmHg, RR 22/min, and SpO2 88% on room air. She is started on intravenous anticoagulation…

A 41-year-old male farm worker is brought to the emergency department by coworkers after collapsing in a field where he had been spraying organophosphate insecticide for approximat…

A 65-year-old man with severe COPD taking theophylline presents with nausea, tremor, and insomnia. Vital signs show HR 128 bpm, BP 142/88 mmHg, RR 22, temperature 37.2°C, and SpO2 …

A 43-year-old woman presents with episodic headaches, diaphoresis, and palpitations. During an acute episode, vital signs show BP 198/112 mm Hg, HR 118/min, RR 20/min, and temp 37.…

A 52-year-old man with resistant hypertension uncontrolled on lisinopril and hydrochlorothiazide is started on a centrally acting sympatholytic agent at 0.1 mg twice daily. Two wee…

A 46-year-old man with heart failure (EF 25%) presents with tender bilateral gynecomastia after 6 months of therapy. His vital signs show BP 118/76 mmHg, HR 58 bpm, RR 16, and temp…

A 45-year-old man on long-term atenolol for hypertension abruptly discontinues the medication without consulting his physician. Within 48 hours, he presents with BP 210/130 mmHg, H…

A 70-year-old man with acute decompensated heart failure presents with dyspnea, orthopnea, and peripheral edema. Vital signs show BP 160/95 mmHg, HR 105/min, RR 22/min, and SpO2 88…

A pharmacology researcher is studying a new cardiovascular drug intended to manage hypertension and tachycardia. In a series of isolated cardiac tissue experiments, the researcher …

A 45-year-old man with a history of hypertension and resting heart rate consistently above 90 beats per minute is enrolled in a phase 1 clinical trial evaluating a novel antihypert…

A 58-year-old man develops suprapubic discomfort and inability to void 12 hours after undergoing elective inguinal hernia repair under general anesthesia. He has no prior history o…

A 26-year-old woman presents with episodic palpitations, tremor, and diaphoresis before musical auditions. Vital signs show HR 108 bpm, BP 138/82 mmHg, RR 16, temp 37°C, and SpO2 9…

A 34-year-old woman with a history of major depressive disorder, currently maintained on sertraline 100 mg daily, presents to the emergency department several hours after developin…

A 29-year-old man with generalized anxiety disorder started on propranolol 80 mg daily presents with improved palpitations and tremor. However, he continues experiencing excessive …

A 55-year-old man with a 10-year history of COPD presents to the emergency department with acute-onset wheezing, dyspnea, and chest tightness. Vital signs are BP 210/130 mmHg, HR 1…

A 48-year-old man with a history of poorly controlled hypertension presents to the emergency department with sudden onset tearing chest pain radiating to his back. CT angiography c…

A 72-year-old man with chronic constipation is prescribed loperamide for symptomatic relief. He takes oxybutynin daily for overactive bladder. Vital signs show BP 138/82, HR 78, RR…