Heart Failure USMLE Step 1 Practice Question
A 23-year-old man with chronic sinusitis, recurrent childhood otitis media, and infertility presents with a chronic productive cough and progressive dyspnea. Vital signs: BP 118/76, HR 102, RR 22, SpO2 88% on room air. Cardiac examination reveals PMI at the right midclavicular line. Chest X-ray shows dextrocardia. Sputum culture is negative for bacterial infection. He denies recent cocaine use. Which diagnosis best explains his clinical presentation?
Answer choices
- AKartagener syndromeCorrect answer
- BPersistent pulmonary hypertension of the newborn
- CPatent foramen ovale
- DTransposition of the great arteries
- EEndocardial cushion defect
- FPrimary pulmonary hypertension with secondary dextrocardia
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