Delusional Parasitosis

**Definition:** A delusional disorder of belief in infestation by insects or other parasites. This FORMICATION is typically accompanied by dermatological manifestation such as PRURITUS that may lead to self-mutilation in order to remove the perceived parasites. It can be either primary or secondary to a somatic or psychiatric condition.

**Tree numbers:** - F03.700.356

**Synonyms:** - Delusory Parasitosis - Dermatozoic Delusion - Ekbom Delusional Parasitosis - Ekbom Delusory Parasitosis - Ekbom Dermatozoic Delusion - Ekbom Psychogenic Parasitosis - Psychogenic Parasitosis