Delusional Parasitosis

"Delusional Parasitosis" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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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.


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