Marjolin's ulcer.
D002056:Burns / Q000150:complications; D002294:Carcinoma, Squamous Cell / Q000209:etiology; D002921:Cicatrix / Q000150:complications*; D006801:Humans; D007869:Leg Injuries / Q000150:complications*; D008297:Male; D008875:Middle Aged; D009364:Neoplasm Recurrence, Local / Q000209:etiology; D012878:Skin Neoplasms / Q000209:etiology; D014456:Ulcer / Q000150:complications*; D014945:Wound Healing