Condylomata acuminata. multiple, partly solitary, partly disseminated standing, 0.2-0.7 cm large, macerated papules and plaques with a verrucous surface. the findings shown here are after multiple surgical ablation under currently running local therapy with imiquimod.
AIN: perianally localized, less sympotmatic, extensive, whitish erosive plaque at 3 o'clock; secondary findings anal fissure at 6 o'clock (actual cause of the doctor's visit)
Psoriasis intertriginosa: chronic, intertriginous focus with maceration in the rima ani. intermittent itching, especially after sweating or prolonged sitting. also formation of painful fissures.
Tinea corporis: Acute, intergluteally localized, symmetrically arranged, flat, oval, emphasized at the rim, peripherally progressing, fading towards the centre, flatly elevated, red, rough, blurred, scaly plaque in an 80 year old woman.
Drug reaction, fixed: solitary or limited to a few lesions, usually round to oval, deep red, later blue to brown-red, after healing brownish, sharply defined, succulent, itchy or slightly painful erythema.
Psoriasis intertriginosa: circumscribed, sharply defined, red, rough plaque with erosion and maceration as well as formation of a rhagade in the area of the rima ani. considerable symptoms (itching, especially after prolonged sitting or sporting activity) and resistance to therapy.
Remark: In this case a systemic therapy with fumaric acid ester is recommended.
Larva migrans. itchy disease of an infant. occurred after a stay in kenya 1 week ago. several, at the buttocks localized, irregularly distributed, sharply defined, linear, firm, red, smooth structures.
Dyskeratosis follicularis. infestation of the Rima ani. chronic, intertriginous, whitish sooty, blurred, macerated, superficially rough, clearly increased in consistency, itchy and unpleasant smelling plaques. peripherally the characteristic picture of dyskeratosis follicularis with disseminated red or red-brown papules. on the left side 2 melanocytic nevi.
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