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Carotenosis is a benign and reversible medical condition where an excess of dietary carotenoids results in orange discoloration of the outermost skin layer.The discoloration is most easily observed in light-skinned people and may be mistaken for jaundice.
The paronychium is the soft tissue border around the nail, [8] and paronychia is an infection in this area. The paronychium is the skin that overlaps onto the sides of the nail plate, also known as the paronychial edge. The paronychium is the site of hangnails, ingrown nails, and paronychia, a skin infection.
Pica is the eating of, or craving to eat, things that are not food. [2] It is classified as an eating disorder but can also be the result of an existing mental disorder. [ 3 ] The ingested or craved substance may be biological, natural or manmade.
Angular cheilitis is thought to be a multifactorial disorder of infectious origin, [10] with many local and systemic predisposing factors. [11] The sores in angular cheilitis are often infected with fungi (yeasts), bacteria, or a combination thereof; [8] this may represent a secondary, opportunistic infection by these pathogens.
It is the key structural material making up scales, hair, nails, feathers, horns, claws, hooves, and the outer layer of skin among vertebrates. Keratin also protects epithelial cells from damage or stress. Keratin is extremely insoluble in water and organic solvents.
The nails are markedly thickened with yellow to yellow-green discoloration of the nails. [1]: 792 [6] They grow slowly, at a rate of 0.25 mm/week or less. The nails may have ridges and increased side-to-side curvature, reduction of the white crescent and detachment of the nail from the nailbed. [5] These nail abnormalities may also change over ...
In human anatomy, the eponychium is the thickened layer of skin at the base of the fingernails and toenails. [1] It can also be called the medial or proximal nail fold. The eponychium differs from the cuticle; the eponychium comprises live skin cells whilst the cuticle is dead skin cells.
Terry's nails is a physical condition in which a person's fingernails or toenails [1]: 659 ...