DRESS Syndrome: Drug Rash with Eosinophilia and Systemic Symptoms.

DRESS Syndrome is caused by exposure to certain medications that may cause fever, rash, inflammation of internal organs, lymphadenopathy and characteristic hematologic abnormalities such as eosinophilia, thrombocytopenia and atypical lymphocytosis. We herein report a case of DRESS syndrome who presented with fever and rash, secondary to sulfasalazine ingestion. Diagnosis of DRESS is often delayed, as several diseases have clinical and laboratory features similar to DRESS syndrome.