Granuloma anulare perforans, general view: Skin-coloured to reddish, rough, smooth, peripherally extending, centrally sinking, non-itching nodules on the back of a 40-year-old man.
Granuloma anulare perforans. detail enlargement: solitary or densely standing, skin-coloured to reddish, rough, smooth, peripherally extending, centrally sinking, partly necrotic, non-itching papules on the back of a 40-year-old man.
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