Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 64-year-old woman with a 15-year history of hypertension and type 2 diabetes mellitus presents to the emergency department with acute onset left flank pain and gross hematuria. B…
A 31 year old woman at 30 weeks gestation is admitted with preterm premature rupture of membranes and regular contractions. The fetus has reassuring heart tones. The obstetric team…
A 42-year-old male with a history of intravenous heroin use presents to the emergency department with a 2-week history of fever, night sweats, and progressive dyspnea. On examinati…
A 4-year-old boy is found to have an asymptomatic cardiac murmur during a routine physical examination. Cardiac auscultation reveals a fixed, widely split S2 with a systolic flow m…
A 68-year-old man with a 40-pack-year smoking history and chronic obstructive pulmonary disease presents with progressive dyspnea, orthopnea, and peripheral edema over 3 months. Ph…
A 3-week-old male infant born to a mother with confirmed first-trimester rubella infection presents to the emergency department with cyanosis, poor feeding, and respiratory distres…
A 3-day-old male born at term presents with cyanosis. Physical examination reveals differential cyanosis, with the face and upper extremities appearing less blue than the lower bod…
A 2-day-old male infant is transferred to the NICU for evaluation of cyanosis and a systolic heart murmur. Birth history is notable for maternal diabetes and the infant has charact…
A 3-year-old girl presents with cyanosis that worsens with crying and exertion. Physical examination reveals a systolic ejection murmur at the left upper sternal border and a right…
A 16-year-old male is found to have a blood pressure of 160/95 mmHg in both upper extremities and 120/70 mmHg in the lower extremities. He has diminished femoral pulses and reports…
A 2 month old boy is brought in for poor feeding and tachypnea. Examination reveals a harsh holosystolic murmur best heard at the left lower sternal border. Echocardiography shows …
A 5-year-old girl with a history of uncorrected cyanotic heart disease now presents with dyspnea, syncope, and severe cyanosis. Physical examination reveals clubbing of the digits,…
A 6-week-old premature infant born at 28 weeks presents with worsening respiratory distress and signs of congestive heart failure. Vital signs: HR 165/min, RR 58/min, BP 58/32 mmHg…
A 2-day-old premature newborn (34 weeks gestation) presents with tachypnea (RR 68/min), poor weight gain, and feeding intolerance. Vital signs show BP 58/32 mmHg, HR 162/min, and S…
A 6-month-old boy presents with poor feeding and failure to thrive. Vital signs show HR 145 bpm, BP 95/55 mmHg with widened pulse pressure, RR 52/min, and SpO2 92% on room air. Phy…
A 2-year-old boy with Down syndrome presents to the clinic with his mother who reports he becomes short of breath during play. On examination, he has mild cyanosis of the lips and …
A 2-week-old premature infant (32 weeks gestation) presents with increased work of breathing. Vital signs show BP 68/38 mmHg, HR 160/min, RR 48/min, SpO2 98% on room air. Physical …
A 3-week-old male born at term presents to the emergency department with cyanosis. The mother reports poor feeding and rapid breathing since day of life 2. Vital signs show SpO2 58…
A cyanotic neonate presents at 6 hours of life with oxygen saturation 78% on room air, heart rate 165 bpm, and respiratory rate 58/min. The mother took lithium throughout pregnancy…
A term newborn male presents with cyanosis and ashen appearance at 6 hours of life. Vital signs show BP 60/40 mmHg, HR 165/min, RR 48/min, SpO2 78% on room air. Echocardiography re…
A 2-day-old male infant born at 38 weeks gestation presents with cyanosis and tachypnea (RR 60/min). On physical examination, blood pressure is significantly lower in the right upp…
A 14-year-old girl collapses while swimming and regains consciousness spontaneously. Her maternal uncle died suddenly at age 22. Vital signs show BP 118/76 mmHg, HR 92 bpm, RR 16/m…
A 2-day-old male infant born to a diabetic mother presents with cyanosis and severe respiratory distress. Vital signs show HR 168/min, RR 52/min, BP 58/35 mmHg, SpO2 75% on room ai…
A 7-month-old male presents with episodes of cyanosis worsening during feeding and crying. Parents report the infant instinctively assumes a squatting position during play. Vital s…