Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 74-year-old man presents with progressive gait difficulty over one year. His wife reports urinary incontinence and cognitive decline. Vital signs: BP 152/88, HR 78, RR 16, temp 3…
A 29-year-old woman presents with fluctuating ptosis and diplopia worsening toward evening. She reports fatigue when chewing tough foods, with strength improving after brief rest. …
A 6-year-old boy presents with progressive morning headaches, vomiting, and ataxic gait for 3 weeks. Vital signs show BP 128/82 mmHg, HR 92 bpm, RR 20/min, temperature 37.2°C, SpO2…
A 56-year-old woman presents with a 6-month history of progressive frontal headaches and focal motor seizures. Vital signs show BP 138/82 mmHg, HR 88 bpm, RR 16, temp 37.2°C, SpO2 …
A 32-year-old man presents with difficulty releasing his grip after a firm handshake. He reports frontal hair loss since his 20s, bilateral cataracts noted on ophthalmology exam, a…
A 48-year-old man presents with recurrent episodes of vertigo lasting 4-6 hours accompanied by left-sided tinnitus and progressive sensorineural hearing loss. Vital signs show BP 1…
A 19-year-old woman presents with progressive bilateral hearing loss and tinnitus over 6 months. Vital signs: BP 118/76, HR 82, RR 16, Temp 37°C, SpO2 98%. MRI reveals bilateral ce…
A 45-year-old woman presents with a 2-year history of progressive right-sided sensorineural hearing loss and tinnitus. She reports imbalance but denies vertigo. Vital signs: BP 128…
A 2-day-old male presents with stridor, poor feeding, and recurrent apneic episodes requiring intermittent bag-mask ventilation. Vital signs show HR 155 bpm, RR 42/min, BP 65/38 mm…
A 31-year-old woman presents with acute diplopia. Vital signs: BP 118/76, HR 88, RR 16, Temp 37.0°C, SpO2 98%. On examination, left gaze reveals failure of right eye adduction with…
A 2-year-old boy presents with infantile spasms and developmental regression. Vital signs show HR 110 bpm, BP 95/58 mmHg, RR 22/min, temp 37.2°C, SpO2 98%. Physical examination rev…
A 36 year old pregnant woman develops sudden inability to close her left eye and drooping of the left corner of her mouth. She has hyperacusis and loss of taste on the anterior two…
A 28-year-old woman presents with a 6-month history of intermittent blurry vision and progressive numbness of the left leg. Vital signs: BP 118/76, HR 82, RR 16, Temp 37°C, SpO2 98…
A 34-year-old woman presents with progressive bilateral ptosis and diplopia that worsen in the evening. She reports difficulty chewing after prolonged meals and denies sensory chan…
A 27-year-old woman presents with acute left gaze palsy; the right eye fails to adduct while the left eye demonstrates nystagmus. She reports transient monocular vision loss three …
A 60-year-old man with longstanding type 2 diabetes mellitus (HbA1c 8.2%) presents with sudden-onset diplopia. Vital signs: BP 148/92, HR 82, RR 16, Temp 37°C, SpO2 98%. Examinatio…
A 52-year-old woman presents with a 2-year history of progressive bilateral hand tremor worsened by intentional movement and temporarily improved by alcohol consumption. Vital sign…
A 74-year-old woman presents with an 18-month history of progressive short-term memory loss and difficulty learning new information. Vital signs are stable (BP 138/82, HR 72, RR 16…
A 54-year-old man presents with cyanosis and dyspnea 4 hours after dental work with topical anesthesia. Vitals show HR 98 bpm, BP 132/78 mmHg, RR 22/min, SpO2 85% on room air. Arte…
A 49-year-old man with alcohol use disorder presents with confusion, gait instability, and horizontal nystagmus. Vital signs show BP 128/76, HR 92, RR 16, Temp 37.2°C, SpO2 98%. Th…
A 60-year-old male smoker with a 40 pack-year history presents with progressive proximal leg weakness and dry mouth over 3 weeks. Vital signs show BP 138/82 mmHg, HR 92/min, RR 16/…
A 2-year-old boy presents to the emergency department with constipation, weak cry, and progressive descending flaccid paralysis. Vital signs show HR 95/min, RR 18/min, BP 95/60 mmH…
A 17-year-old boy presents with slowly progressive proximal muscle weakness and bilateral calf hypertrophy over 5 years. Vital signs: BP 118/76, HR 88, RR 16, Temp 37°C, SpO2 98%. …
A 33 year old woman is admitted after a severe motor vehicle collision with flexion injury to the thoracic spine. Neurologic examination shows bilateral flaccid paralysis below the…