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Uncombable hair syndrome ( UHS) is a rare structural anomaly of the hair with a variable degree of effect. It is characterized by hair that is silvery, dry, frizzy, wiry, and impossible to comb. [ 4] It was first reported in the early 20th century. [ 5] It typically becomes apparent between the ages of 3 months and 12 years. [ 6]
Rapunzel syndrome is characterized by a compulsive disorder of pulling one's own hair and ingesting it. There are several psychiatric disorders that are associated with Rapunzel syndrome, such as trichotillomania, trichophagia, and pica. Trichotillomania is the compulsion to pull out one's own hair; if an individual consumes it after ripping it ...
Trichophagia is a form of disordered eating in which persons with the disorder suck on, chew, swallow, or otherwise eat hair. [ 1] The term is derived from ancient Greek θρίξ, thrix ("hair") and φαγεῖν, phagein ("to eat"). [ 2] Tricho- phagy refers only to the chewing of hair, whereas tricho- phagia is ingestion of hair, but many ...
Specialty. Dermatology. Pseudofolliculitis barbae ( PFB) is a type of irritant folliculitis that commonly affects people who have curly or coarse facial hair. [ 1] It occurs when hair curls back into the skin after shaving, causing inflammation, redness, and bumps. [ 2][ 3] This can lead to ingrown hairs, scarring, and skin discoloration.
Dermatology. Complications. boil. Ingrown hair is a condition where a hair curls back or grows sideways into the skin. The condition is most prevalent among people who have coarse or curly hair. It may or may not be accompanied by an infection of the hair follicle ( folliculitis) or "razor bumps" ( pseudofolliculitis barbae ), which vary in size.
rashes, itching, inflammation, oozing, and, in severe cases, a burning sensation. Urushiol-induced contact dermatitis (also called Toxicodendron dermatitis or Rhus dermatitis) is a type of allergic contact dermatitis caused by the oil urushiol found in various plants, most notably sumac family species of the genus Toxicodendron: poison ivy ...
Although research is somewhat limited, there is evidence that lacking vitamin D can affect healthy hair growth, resulting in shedding, thinning and patchy hair loss across the scalp. Experts aren ...
Dermatology, medical genetics. Trichothiodystrophy ( TTD) is an autosomal recessive inherited disorder characterised by brittle hair and intellectual impairment. The word breaks down into tricho – "hair", thio – "sulphur", and dystrophy – "wasting away" or literally "bad nourishment". TTD is associated with a range of symptoms connected ...