Disseminated superficial actinic porokeratosis in a black patient.
D000368:Aged; D044383:Black People; D005799:Genes, Dominant; D006801:Humans; D008297:Male; D012871:Skin Diseases / Q000175:diagnosis / Q000209:etiology / Q000473:pathology*; D014466:Ultraviolet Rays / Q000009:adverse effects