Trichotillomania as a Rare Comorbidity of Delusional Parasitosis: A Case Series

Delusional parasitosis is a type of delusional disorder characterized by an unwavering false belief that their skin is infested by parasites despite repeated negative medical evidence or reassurance by clinicians. Trichotillomania is an obsessive compulsive and related disorder where there is repetitive pulling of hair with an increased tension before and a sense of relief after pulling out hair. Combination of these two disorders as a comorbidity is rare and less reported in literature. The Author presents a case series of three cases with their common characteristics, clinical presentation and treatment given. All three cases received a combination of risperidone and fluoxetine with improvement of symptoms.