Trichophytic granuloma is a deep tissue trichophytic infection caused by parasitism resulting from dermatophytes entering into the dermis and subcutis. Most cases of trichophytic granuloma are known to occur in immunocompromised patients.
A 50-year-old man presented with numerous skin nodules and tumors over his entire body. Some nodules had appeared on his arms and legs 10 months before presentation, and the involved area had gradually expanded to cover his entire body, including his face. He had a more than 30-year history of atopic dermatitis, without corticosteroid therapy. He also had tinea pedis and tinea unguium.
Tateishi Y, Sato H, Akiyama M, et al. Severe Generalized Deep Dermatophytosis Due to Trichophyton rubrum (Trichophytic Granuloma) in a Patient With Atopic Dermatitis. Arch Dermatol. 2004;140(5):624–625. doi:10.1001/archderm.140.5.624
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