[Emergency room admissions in cocaine users in Spanish hospitals: first evidences of acute complications related to crack use. Work Group for the Study of Emergencies from Psychostimulants].

Background: Acute complications of cocaine are increasing in Spain, nevertheless little information is available on its clinical and toxicological characteristics.

Material And Method: Records from medical emergency rooms of 14 hospitals from Madrid, Valencia and Gran Canaria were reviewed. Records were selected if the term "cocaine" was mentioned, excluding those related with injuries or obstetric, gynecologic and pediatric problems.