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Course: An Uncommon Cause of Acute Chest Pain

CME Credits: 1.00

Released: 2023-02-20

A patient in their 50s presented to the emergency department with 20 minutes of substernal chest pain radiating to the left shoulder and back, which was accompanied by shortness of breath and sweating. The patient’s medical history was notable for poorly controlled hypertension and heavy smoking. On admission, the patient’s blood pressure was 185/104 mm Hg in the right upper limb and 113/98 mm Hg in the left upper limb, their heart rate was 58 beats per minute, and their oxygen saturation level was 98% on room air. A faint early diastolic murmur was found in the aortic area, and the lungs were clear. Subsequent investigation revealed a D-dimer level of 3.914 ?gm/L (normal value,0-0.3 ?g/mL; to convert to nmol/L, multiply by 5.476), and a troponin I level within normal range. An electrocardiogram (ECG) obtained on admission is shown in the .


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