deep seated dermatophytosis (Monarch Disease Ontology term MONDO_0021660) is a deep folliculitis due to a cutaneous dermatophyte infection, usually on the legs. It is most commonly caused by trichophyton rubrum and is characterized by the formation of spongy granulomas which persist for three to four months and leaves deep scars. Also known as: deep dermatophytosis, disseminated granulomatous dermatophytosis.