title: Hyperkeratosis lenticularis perstans (Flegel).
mesh_terms: D001706:Biopsy; D007644:Darier Disease / Q000209:etiology / Q000473:pathology*; D004848:Epithelium; D005260:Female; D006644:Histiocytes; D006801:Humans; D008214:Lymphocytes; D008875:Middle Aged; D012867:Skin / Q000473:pathology; D013545:Sweat Glands / Q000002:abnormalities* / Q000473:pathology