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Leukonychia partialis. This condition consists of a whitening of parts of the nail plate in the form of small white dots. There are three different variations of partial leukonychia; punctate, transverse and longitudinal leukonychia. Some of the more serious variations of leukonychia partialis may lead to leukonychia totalis. [5]
Apparent leukonychia: These white spots appear on the nail bed (under the nail) and disappear when pressure is placed on the nail, Dr. Camp says.
True leukonychia, where white spots develop where the nail starts to grow, known as the nail matrix, and show up on your nail plate, which is the hard part of your nail.
"Trauma could cause white spots on the nails or even white lines (leukonychia)," says Dr. Mendeszoon. "Bumping one’s toe or being stepped upon may cause injury to the nail plate and dermis ...
Muehrcke's lines were described by American physician Robert C. Muehrcke (1921–2003) in 1956. In a study published in BMJ, he examined patients with known chronic hypoalbuminemia and healthy volunteers, finding that the appearance of multiple transverse white lines was a highly specific marker for low serum albumin (no subject with the sign had SA over 2.2 g/dL), was associated with severity ...
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.
Endonyx onychomycosis is characterized by leukonychia along with a lack of onycholysis or subungual hyperkeratosis. [18] Candidal onychomycosis is Candida species invasion of the fingernails, usually occurring in persons who frequently immerse their hands in water. This normally requires the prior damage of the nail by infection or trauma.
Mees' lines can look similar to injury to the nail, which should not be confused with true Mees' lines. [1]Mees' lines appear after an episode of poisoning with arsenic, [2] thallium or other heavy metals or selenium, [3] opioid MT-45, and can also appear if the subject is suffering from kidney failure. [4]