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Periorbital hyperpigmentation, also known as hereditary dark circles, is characterized by darker skin around the eyes caused by the presence of additional melanin. It is an extremely common hereditary human characteristic and is frequently found on individuals with dark skin. Periorbital hyperpigmentation is most prevalent within the 16–25 ...
Any condition that causes the eyes to itch can contribute to darker circles due to rubbing or scratching the skin around them. Hay fever sufferers in particular will notice under-eye "smudges" during the height of the allergy season. Atopy can lead to frequent rubbing of the eyes, leading to local inflammation and increased pigmentation. [4]
Hyperpigmentation can be diffuse or focal, affecting such areas as the face and the back of the hands. Melanin is produced by melanocytes at the lower layer of the epidermis. Melanin is a class of pigment responsible for producing color in the body in places such as the eyes, skin, and hair.
This dryness is largely due to reduced sebaceous gland function, which normally helps maintain skin moisture. Periorbital hyperpigmentation, or darkening around the eyes, is also common, and the skin can appear more fragile or prone to infections. [1] [3]
This is an accepted version of this page This is the latest accepted revision, reviewed on 11 February 2025. "Skin pigmentation" redirects here. For animal skin pigmentation, see Biological pigment. Extended Coloured family from South Africa showing some spectrum of human skin coloration Human skin color ranges from the darkest brown to the lightest hues. Differences in skin color among ...
Camp says it can be a cause for scalp scabs, and it also causes “flaky, pink patches on the scalp, eyebrows, ears, around the nose, and beard area.” Other symptoms include itchiness, rash, and ...
The ear is built to function like a "conveyor belt" by sloughing off dead skin and earwax that naturally pushes its way out. This system tends to work well without much need for assistance.
Sufferers feature severe cranial and facial deformities. The ears may be very poorly developed or absent, as may the nose. The eyelids may be everted , which leaves the eyes and the area around them very susceptible to infection. [12] Babies with this condition often bleed during birth. The lips are pulled back by the dry skin . [13]