Verrucous--but is it a verruca?
Resnik
Kenneth S
KS
Institute of Dermatopathology, Conshohocken, PA, USA.
D000368:Aged; D002294:Carcinoma, Squamous Cell / Q000150:complications / Q000473:pathology*; D003937:Diagnosis, Differential; D006801:Humans; D015603:Keratinocytes / Q000473:pathology; D008297:Male; D009450:Neurodermatitis / Q000150:complications / Q000473:pathology; D012878:Skin Neoplasms / Q000150:complications / Q000473:pathology*; D014860:Warts / Q000209:etiology / Q000473:pathology*