Clinical evolution of patients hospitalized due to the first episode of acute coronary syndrome.

Aim: to assess the clinical evolution of patients hospitalized due to the first episode of Acute Coronary Syndrome (ACS) according to its clinical manifestation.

Methods: data were collected from 234 patients, hospitalized between May 2006 and July 2009 due to the first episode of an ACS, by consulting their medical records.

Results: 234 patients were hospitalized, 140 (59.