Seasonal obsessive-compulsive disorder

摘要

A case of obsessive-compulsive disorder (OCD) with seasonal variation in symptoms of 10-years duration is reported because of its rarity. The phenomenology of the observed disorder was obsessions related to dirt and contamination resulting in washing compulsions with onset in October and complete resolution in April-May every year. The patient responded to phototherapy along with exposure and response prevention therapy and pharmacotherapy.Keywords: Obsessive-compulsive, phototherapy, phototherapy disorder, seasonal variations