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Onycholysis is a common medical condition characterized by the painless detachment of the nail from the nail bed, usually starting at the tip and/or sides. [1] On the hands, it occurs particularly on the ring finger but can occur on any of the fingernails. It may also happen to toenails. Onycholysis can occur in many conditions, including ...
Onychauxis presents with thickened nails without deformity, and this simple thickening may be the result of trauma, acromegaly, Darier's disease, psoriasis, or pityriasis rubra pilaris, or, in some cases, hereditary. [1]: 783 [2] It may appear as loss of nail palate translucency, discoloration, and subungual hyperkeratosis.
A nail disease or onychosis is a disease or deformity of the nail. Although the nail is a structure produced by the skin and is a skin appendage , nail diseases have a distinct classification as they have their own signs and symptoms which may relate to other medical conditions.
Psoriatic nails are characterized by a translucent discolouration in the nail bed that resembles a drop of oil beneath the nail plate. [2] Early signs that may accompany the "oil drop" include thickening of the lateral edges of the nail bed with or without resultant flattening or concavity of the nail; separation of the nail from the underlying nail bed, often in thin streaks from the tip-edge ...
This category reflects the organization of International Statistical Classification of Diseases and Related Health Problems, 10th Revision. Generally, diseases outlined within the ICD-10 codes L60-L75 within Chapter XII: Diseases of the skin and subcutaneous tissue should be included in this category.
Onychomadesis is a periodic idiopathic shedding of the nails beginning at the proximal end, possibly caused by the temporary arrest of the function of the nail matrix. [ 1 ] : 784 [ 2 ] : 660 One cause in children is hand, foot, and mouth disease . [ 3 ]
Parakeratosis pustulosa is a cutaneous condition that is exclusively seen in children, usually involving one finger, most commonly the thumb or index finger, with the affected nail showing subungual hyperkeratosis and onycholysis. [1]: 662 [2]: 1026 [2]
Onychomycosis occurs in about 10 percent of the adult population, [2] with older people more frequently affected. [2] Males are affected more often than females. [3] Onychomycosis represents about half of nail disease. [2] It was first determined to be the result of a fungal infection in 1853 by Georg Meissner. [6]