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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 ...
A nail disease or onychosis is a disease or deformity of the nail. ... Pitting of the nails is associated with psoriasis. ... Links to pictures of Nail Diseases ...
Nail pitting often accompanies distal interphalangeal joint involvement and may be essential in differentiating psoriatic arthritis from other diseases. [6] Psoriasis can also cause damage to the nails, such as pitting or separation from the nail bed, [ 5 ] onycholysis , hyperkeratosis under the nails, and horizontal ridging.
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Psoriatic erythroderma can be congenital or secondary to an environmental trigger. [12] [13] [14] Environmental triggers that have been documented include sunburn, skin trauma, psychological stress, systemic illness, alcoholism, drug exposure, chemical exposure (e.g., topical tar, computed tomography contrast material), and the sudden cessation of medication.
Psoriasis of a fingernail, with visible pitting Effect of psoriasis on the toenails. Psoriasis can affect the nails and produces a variety of changes in the appearance of fingers and toenails. Nail psoriasis occurs in 40–45% of people with psoriasis affecting the skin, and has a lifetime incidence of 80–90% in those with psoriatic arthritis ...
Photo: Getty 1. The hard-to-clean area underneath your nail may cause your nails to be extra sensitive, especially if an MMA-based acrylic (Methyl Methacrylate) is used. Though they've been banned ...
Also known as "true" leukonychia, this is the most common form of leukonychia, in which small white spots appear on the nails. Picking and biting of the nails are a prominent cause in young children and nail biters. Besides parakeratosis, air that is trapped between the cells may also cause this appearance. [5] It is also caused by trauma.