close up of hand and fingers with psoriatic onychodystrophy or psoriatic nails. psoriasis unguium

arthritis autoimmune background beauty body brittle care children closeup damage dermatology dermatosis detachment diagnosis disease elderly finger fingernail fungal gel hand health healthy holding hygienic illness infection inflammatory lacquer man manicure medical medicine nail nails old palm patient plate problem psoriasis ruined senior sickness skin symptom thumb tinea treatment white