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Little is known about the coexistence of acute serious conditions in patients with acute myocardial infarction. In a prospective, multicenter study, researchers evaluated the prevalence of acute, severe noncardiac conditions at the time of hospital admission in 3907 patients with AMI who were enrolled at 19 U.S. hospitals.
Overall, 6.8% of patients had an acute, severe concomitant illness. The most common illness was pneumonia (18%), followed by gastrointestinal bleed or anemia (16%), stroke (10%), and sepsis (9%). Patients with concomitant conditions were significantly more likely than those without such conditions to present with elevated heart rate, hypotension, and elevated serum creatinine and were significantly less likely to have ST-s…