Questões de USMLE
3.602 questões com gabarito e explicação.
Fazer o diagnóstico grátisA 15 year old boy is brought for recurrent jaundice and fatigue. He has had multiple episodes of pigmented gallstones, and his mother had a splenectomy at age 20. Examination shows…
A 63-year-old man is recovering after hip replacement surgery and has been receiving unfractionated heparin. On hospital day 6 he develops pain and swelling in the left calf. Labor…
A 68-year-old man with metastatic pancreatic cancer presents to the emergency department with acute onset bilateral leg swelling, dyspnea, and right-sided chest pain. Vital signs: …
A 16 year old African American boy presents with severe pain in both legs and shortness of breath after a viral illness. He has had recurrent painful episodes since childhood and w…
A 43-year-old man with chemotherapy-induced thrombocytopenia receives a platelet transfusion. Thirty minutes later, he develops fever (38.9°C), chills, and malaise. Vital signs sho…
A 30-year-old woman with three recurrent first-trimester miscarriages presents with left leg swelling and pain. Vital signs show BP 118/76, HR 92, RR 16, Temp 37°C, SpO2 98%. Duple…
A 45-year-old man with cirrhosis presents with epistaxis and easy bruising. Vital signs: BP 128/76, HR 92, RR 16, Temp 37°C, SpO2 98%. He denies recent anticoagulant use. Laborator…
A 28-year-old man presents with acute left leg pain and swelling. Vital signs: BP 118/76, HR 92, RR 16, temp 37°C, SpO2 98% on room air. Duplex ultrasound confirms left femoral DVT…
A 34-year-old woman who is 28 weeks pregnant presents with severe headache, visual disturbances, and right upper quadrant pain. Laboratory studies show platelet count 45,000/μL, Hg…
A 64-year-old woman with a 30-year history of smoking presents with hemoptysis and a right lower lobe nodule on chest CT. She has palpable lymphadenopathy in the right axilla. Exci…
A 28-year-old man with no significant past medical history presents with spontaneous bleeding from the gums, blood in the stool, and a petechial rash. His laboratory results show P…
A 68-year-old man with newly diagnosed gastric cancer presents with acute-onset bilateral lower extremity pain and swelling. Vital signs show BP 138/82, HR 92, RR 18, temp 37.2°C, …
A 47-year-old woman with metastatic breast cancer who is undergoing chemotherapy comes to the physician for a follow-up exam. She reports extreme fatigue since beginning her chemot…
A 21-year-old male college student presents with a 3-day history of jaundice, dyspnea on exertion, and fatigue. He reports a sore throat and malaise for the past 2 weeks. Vital sig…
A 4 year old girl is brought to the emergency department with reduced urine output and pallor 5 days after an episode of bloody diarrhea at a petting zoo. Laboratory studies show t…
A 37-year-old woman with iron deficiency anemia (hemoglobin 6.2 g/dL) receives a packed red blood cell transfusion. Thirty minutes later, she develops fever (38.9°C), chills, and t…
A 61-year-old woman develops acute dyspnea, fever, and hypoxemia within 2 hours of plasma transfusion. Vital signs show BP 128/82 mmHg, HR 118 bpm, RR 28/min, temperature 38.5°C, a…
A 3-year-old boy is brought to the emergency department by his mother after spontaneous epistaxis lasting 2 hours. She reports he had prolonged bleeding for 5 days following circum…
A 29 year old woman with sickle cell disease presents with sudden severe fatigue after her child had a viral illness with a slapped cheek rash. Laboratory studies show hemoglobin 5…
A 21-year-old college student presents with fatigue and dark urine one week after recovering from atypical pneumonia. He reports Raynaud phenomenon with painful, pale fingers in co…
A 71-year-old woman presents with progressive fatigue, paresthesias, and gait imbalance over 3 months. Vital signs: BP 128/76, HR 88, RR 16, temp 37°C, SpO2 98%. Examination reveal…
A 29-year-old Rh-negative woman delivers her second child vaginally. She had elevated anti-D antibodies during pregnancy. The newborn presents with jaundice at 12 hours of life and…
A 4-year-old boy presents with chronic hemolytic anemia, scleral icterus, and splenomegaly. Vital signs: HR 110/min, RR 22/min, BP 95/60 mmHg, temperature 37.2°C. Laboratory studie…
A 24 year old Southeast Asian woman is noted to have persistent microcytosis on routine laboratory testing during pregnancy. She feels well and denies bleeding. Hemoglobin is 11.6 …