Disorders of the nails.
D000506:Alopecia Areata / Q000150:complications; D004485:Eczema / Q000150:complications; D006801:Humans; D008010:Lichen Planus / Q000150:complications; D009262:Nails / Q000293:injuries; D010304:Paronychia; D011565:Psoriasis / Q000150:complications; D012871:Skin Diseases; D014008:Tinea Pedis / Q000150:complications