Ulcerative radiation dermatitis secondary to radon seeds.
D002610:Cheek / Q000601:surgery; D006801:Humans; D008297:Male; D008875:Middle Aged; D011855:Radiodermatitis / Q000209:etiology*; D011878:Radiotherapy / Q000009:adverse effects*; D011886:Radon / Q000009:adverse effects*; D012867:Skin / Q000473:pathology
D011886:Radon