Dyskeratosis congenita.
D000328:Adult; D000367:Age Factors; D001706:Biopsy; D001797:Blood Protein Electrophoresis; D002294:Carcinoma, Squamous Cell / Q000473:pathology; D003937:Diagnosis, Differential; D006801:Humans; D007642:Keratosis / Q000175:diagnosis / Q000235:genetics* / Q000473:pathology / Q000628:therapy; D007971:Leukoplakia / Q000235:genetics; D007972:Leukoplakia, Oral / Q000473:pathology / Q000601:surgery; D008297:Male; D009059:Mouth Diseases / Q000235:genetics*; D009061:Mouth Mucosa / Q000473:pathology; D009062:Mouth Neoplasms / Q000473:pathology; D009264:Nails, Malformed / Q000235:genetics; D010859:Pigmentation Disorders / Q000235:genetics*; D012867:Skin / Q000473:pathology; D013194:Staining and Labeling