Senile (solar) comedones.
D000152:Acne Vulgaris / Q000209:etiology / Q000382:microbiology* / Q000473:pathology; D000368:Aged; D001419:Bacteria / Q000302:isolation & purification*; D003352:Corynebacterium / Q000302:isolation & purification*; D004547:Elastic Tissue / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D003904:Mitosporic Fungi / Q000302:isolation & purification*; D012627:Sebaceous Glands / Q000473:pathology; D012867:Skin / Q000473:pathology; D013210:Staphylococcus / Q000302:isolation & purification*; D013472:Sunlight