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The causes of the HAIR-AN syndrome are not fully understood. Some studies hypothesize that the HAIR-AN syndrome is caused by a combination of genetic and environmental factors. [7] [1] HAIR-AN is found in 1-3% women affected hyperandrogenism. [8] Other studies have proposed the SAHA syndrome as a cause of the HAIR-AN syndrome. [9]
Poliosis circumscripta, commonly referred to as a "white forelock", is a condition characterized by localized patches of white hair due to a reduction or absence of melanin in hair follicles. Although traditionally associated with the scalp, poliosis can affect any hairy area on the body, including eyebrows, eyelashes, and beards.
Loose Anagen Syndrome can commonly be misdiagnosed for other skin and hair disorders such as short anagen syndrome, alopecia areata, telogen effluvium, trichotillomania and toxic ingestion. Similar symptoms and signs appear in these conditions, however there are different aspects that distinguish each one from another.
It’s a common cause of hair thinning in women. Telogen effluvium forces your hair into the telogen phase, the final phase of your hair’s growth cycle. This can happen after a stressful event ...
They have pale blonde to golden, strawberry blonde, or even brown hair, and most commonly blue eyes. Affected people of African descent usually have a different phenotype (appearance): yellow hair, pale skin, and blue, gray or hazel eyes. About 1 in 15,000 people have OCA2. [13] [12] The gene MC1R does not cause OCA2, but does affect its ...
Other than its length, the hair shaft is normal. [4] Normal hair density. [4] Absence of fragility in hair. [4] When separating it from loose anagen syndrome or telogen effluvium, the hair pull test is frequently normal. [4] Normal physical exam (skin, teeth, and nails). [4] Average physical and mental growth. [4]
Chest and back hair are often present on women with hirsutism. [16] Hirsutism is both congenital and acquired. It is linked to excessive male hormones in women, thus symptoms may include acne, deepening of the voice, irregular menstrual periods, and the formation of a more masculine body shape. [16]
Tanning dependence or tanorexia (a portmanteau of tanning and anorexia) [1] is a syndrome where an individual appears to have a physical or psychological dependence on sunbathing or the use of ultraviolet (UV) tanning beds to darken the complexion of the skin. [2] Compulsive tanning may satisfy the definition of a behavioral addiction as well ...