Acute coronary syndrome without persistent ST segment elevation in the emergency department: Epidemiology, clinical features and prognosis.

Background: Acute coronary syndrome without persistent ST segment elevation (NSTE-ACS) is a major public health problem. It has been the subject of numerous studies but little has been published from the emergency department (ED).

Objective: Describe the epidemiology, clinical features, management and prognosis of patients with NSTE-ACS presenting to ED.