Increased Creatinine Kinase Levels due to MDMA use without Myoglobinuria and Renal Failure

We report a 15-year-old boy admitted to the pediatric emergency unit with acute encephalopathy associated with an elevated serum creatine kinase (CK) level without myoglobinuria and renal failure, which was due to 3,4- Methylenedioxymethamphetamine (MDMA) toxicity and we emphasize that especially in adolescents with acute encephalopathy and an increased serum CK level, ecstasy abuse should be kept in mind as a differential diagnosis. (Marmara Medical Journal 2012;25:41-4) Key Words: Increased CK level, Delirium, Ecstasy, Rhabdomyolysis, Adolescent