Questões de USMLE

A 7-year-old boy is brought to the clinic by his mother with a 2-year history of recurrent pneumonias and difficulty swallowing solid foods. His parents report he often chokes when…

A 3-year-old boy presents with a midline neck mass that elevates with swallowing and tongue protrusion. Vital signs show BP 100/65, HR 98, RR 22, Temp 37°C, SpO2 98%. Physical exam…

A 65-year-old man with a 40-pack-year smoking history presents with hemoptysis, progressive dyspnea, and unintentional weight loss over 3 months. Chest X-ray demonstrates a 3-cm hi…

A 3-day-old newborn presents with cyanosis and severe respiratory distress. Vital signs show HR 168 bpm, RR 52/min, BP 55/32 mmHg, SpO2 78% on room air, and temperature 37.2°C. Ech…

A 3-day-old male neonate presents with polyhydramnios noted prenatally and respiratory distress at birth. Examination reveals excessive drooling and inability to pass a nasogastric…

A 2-month-old girl is brought to the emergency department with severe respiratory distress (RR 60/min, SpO2 76% on room air) and cyanosis. Physical examination reveals bilateral cl…

A 42-year-old man presents with a gunshot wound to the left neck at C3 level. Vital signs: BP 145/92, HR 98, RR 16, temp 37.2°C, SpO2 98%. He develops right-sided weakness below th…

A 62-year-old man with hypertension and hyperlipidemia presents to the emergency department with acute onset facial drooping on the right side. On examination, he is unable to clos…

A 60-year-old woman undergoes surgical stripping of the great saphenous vein for varicose veins. Postoperatively, she presents with numbness along the medial leg and medial foot. V…

A 35-year-old man sustains a stab wound to the left side of his neck. On examination, he has right-sided arm and leg weakness (4/5), preserved pinprick sensation bilaterally, but d…

A 54-year-old man undergoes left carotid artery surgery. Postoperatively, he presents with difficulty depressing the hyoid bone during swallowing (HR 88 bpm, BP 142/86 mmHg, RR 16,…

A 40-year-old woman has recurrent pain and swelling in the floor of the mouth during meals. Imaging shows a salivary stone within the submandibular duct, and the surgeon warns her …

A 52-year-old man with hypertension presents 2 hours after acute onset of right facial weakness and left-sided hemiparesis. Vital signs: BP 168/94 mmHg, HR 88, RR 16, temp 37°C, Sp…

A 32-year-old woman undergoes excision of a posterior cervical triangle mass. Postoperatively, she reports difficulty retracting her scapula medially toward the spine. Vital signs …

A 58-year-old man with a left adrenal mass (12 cm on CT) presents for surgical planning. Vital signs: BP 168/94 mmHg, HR 88/min, RR 14/min, temp 37.2°C. Laboratory studies show ele…

A 32-year-old male complains of progressive, severe, generalized headaches that began 3 months ago, are worse in the mornings, and lately have been accompanied by projectile vomiti…

A 35-year-old man is brought to the emergency department after blunt head trauma to the right temporal region during a motor vehicle accident. He was initially unconscious for appr…

A patient's left eye is deviating medially, and attempts to look to the left go no farther than the midline. The patient cannot wrinkle his forehead or smile on the left side. He h…

A 47-year-old male presents with progressive unsteady, broad-based gait and slow, slurred speech. Vital signs: BP 138/82 mmHg, HR 88/min, RR 16/min, Temp 37°C. Neurologic examinati…

A 3-year-old girl is brought to the clinic because she refuses to use her right arm after her older sibling pulled her by the hand. The elbow is slightly flexed and pronated, and r…

A 49-year-old female comes to the emergency department because of right upper quadrant pain, nausea, vomiting, and fever. She also complains of pain in her right shoulder. A right …

A 7-year-old boy falls from playground equipment and lands on his outstretched hand. Radiographs show a supracondylar fracture of the humerus. His forearm is cool, radial pulse is …

A 45-year-old garbage collector has severe neck pain and weakness in his left upper extremity. He has gotten no relief from over-the-counter medications. He denies any history of t…

A 23-year-old man is brought to the emergency department after a knife wound to the anterior shoulder. He reports difficulty lifting objects with the affected arm. Examination show…