4.4 of 8 Ratings
A 62-year-old homeless man presents to the emergency department with severe chest pain. The patient states he has felt unwell for the past several days and endorses lower back pain, chest pain, pain with swallowing, a cough, and a subjective fever. Several weeks ago, the patient had dental pain which he has been treating by drinking alcohol. His temperature is 104°F (40.0°C), blood pressure is 114/64 mmHg, pulse is 120/min, respirations are 22/min, and oxygen saturation is 92% on room air. Exam is notable for submandibular erythema and a coarse, rasping sound when auscultating the heart sounds. A CT of the chest is performed as seen in Figure A and an ECG is performed as seen in Figure B. Laboratory values are notable for a troponin of 1.0 ng/mL (normal < 0.4 ng/mL) and a creatinine of 2.5 mg/dL. Which of the following is the most likely diagnosis?
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