WebPoliosis (also called poliosis circumscripta), is the decrease or absence of melanin (or colour) in head hair, eyebrows, eyelashes or any other hirsute area. It is popularly known as white forelock when it affects hair directly above the forehead.. This condition can cause single or, less commonly, multiple white patches on the hair. Some mistake these white … WebMar 11, 2024 · Uncombable hair syndrome is a genetic disease where people have a mutation in their DNA that leads to changes in how the hair grows, according to Garza. …
Black hairy tongue - Diagnosis and treatment - Mayo Clinic
WebJun 14, 2024 · Alopecia areata is a disease that happens when the immune system attacks hair follicles and causes hair loss. Hair follicles are the structures in skin that form hair. … WebWaardenburg syndrome is a group of genetic conditions that can cause hearing loss and changes in coloring (pigmentation) of the hair, skin, and eyes. Although most people with Waardenburg syndrome have normal hearing, moderate to profound hearing loss can occur in one or both ears. The hearing loss is present from birth (congenital). income tax revenue 2020
Vitiligo: Causes - American Academy of Dermatology
WebBlack piedra is a dermatological hair disease of a fungal nature, mainly characteristic of tropical countries with warm and humid climates. This condition is manifested by the appearance on the hair of the head (less often – a beard or mustache) of inconspicuous black nodules measuring 1-2 millimeters of rocky density, in the future – hair fragility … WebA fungal infection. Psoriasis. Injury from an aggressive manicure. Injury form cleaning under your nails with a sharp object. A dermatologist should examine any nail that’s lifting up. You may need treatment to clear an infection. A dermatologist can also give you some tips that may help the new nail grow out normally. WebNov 23, 2024 · Poliosis causes white patches of hair. The white hair caused by poliosis is due to a lack of a pigment called melanin in the hair follicles. The condition is usually associated with the hair of ... income tax revenue by income level