A 51-year-old man presents to the ED with chest pain and shortness of breath that began a few hours ago. He states

A 51-year-old man presents to the ED with chest pain and shortness of breath that began a few hours ago. He states that the pain radiates to his left shoulder. He admits to having similar but less severe episodes in the past, but testing at those times revealed only high cholesterol, for which he was prescribed a statin medication. His past medical history includes chronic gastritis. His blood pressure is 130/80 mm Hg, respiratory rate 18/min, and pulse 110/min. On physical examination, he is diaphoretic and anxious. An electrocardiogram (ECG) shows nonspecific T-wave changes. His provider talks to him about the benefits of taking low-dose (81 mg) aspirin daily. Which of the following would be a contraindication to the use of aspirin for this man? 1. ECG changes 2. Hypercholesterolemia 3. Gastritis 4. Increased pulse rate 5. Age > 50 years