Carcinoma cuniculatum.
D002291:Carcinoma, Papillary / Q000473:pathology*; D002294:Carcinoma, Squamous Cell / Q000473:pathology*; D005534:Foot Diseases / Q000473:pathology*; D006801:Humans; D008297:Male; D008875:Middle Aged; D012878:Skin Neoplasms / Q000473:pathology*