September 2016 in “Journal of The American Academy of Dermatology” The girl has a genetic hair condition causing thin hair since childhood.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” The back of the scalp has more nerve fibers than the front, which may explain why some people feel more sensitivity there.
April 2016 in “Actas Dermo-Sifiliográficas” The document concludes that a unique target-like hair regrowth pattern in alopecia areata may be more common than thought and should be properly identified.
March 2012 in “Journal of The American Academy of Dermatology” Dermoscopy helps diagnose different hair loss conditions, and characteristics vary among ethnicities and individual cases.
January 2012 in “Chinese Journal of Aesthetic Medicine” Increased androgen receptor expression in certain hair follicle areas may cause male pattern baldness.
The document concludes that Loose Anagen Hair Syndrome is a benign condition where hair is thin and easily pulled out, often improving with age.
66 citations,
October 2003 in “Dermatologic clinics” Excision and laser techniques can effectively treat acne keloidalis nuchae.
63 citations,
November 1999 in “British journal of dermatology/British journal of dermatology, Supplement” Hair sensitivity to androgens is partly controlled by specific enzyme expressions in different hair areas.
53 citations,
January 2007 in “Dermatology” Chemotherapy often causes patterned hair loss, with some scalp areas more resistant to hair loss than others.
46 citations,
April 2009 in “Journal of Dermatological Case Reports” Researchers established normal hair and scalp characteristics for healthy women using trichoscopy.
46 citations,
November 1995 in “The Journal of Dermatology” Alopecia areata was most common in people in their 30s and 40s, with some family history and a higher relapse rate, and larger bald areas responded better to specific immunotherapy.
30 citations,
December 2017 in “Journal of The American Academy of Dermatology” New criteria for diagnosing frontal fibrosing alopecia include specific scalp and eyebrow hair loss as major factors and other hair loss areas and hair analysis as minor factors.
27 citations,
June 2017 in “International Journal of Dermatology” The study suggests that acne keloidalis nuchae is linked to conditions like pseudofolliculitis barbae, scalp infections, metabolic syndrome, and is more common in males with an average onset age of 25.4 years.
25 citations,
July 1994 in “Journal of dermatological science” Testosterone affects hair follicles differently across body sites, with beard hair follicles showing more activity of a specific enzyme and presence of androgen receptors compared to scalp hair.
24 citations,
December 2011 in “Journal of The American Academy of Dermatology” Caucasian hair is denser, but Asian hair is thicker in female pattern hair loss patients.
24 citations,
September 2002 in “Dermatologic Surgery” The place where hair is transplanted can affect its growth and survival rates.
19 citations,
August 2018 in “International Journal of Dermatology” Lupus panniculitis of the scalp causes linear hair loss and needs ongoing treatment to prevent recurrence and lupus.
18 citations,
June 2017 in “Journal of The American Academy of Dermatology” Trichoscopy helps diagnose frontal fibrosing alopecia, even with unusual patterns.
16 citations,
October 2012 in “British Journal of Dermatology” Chemotherapy can cause significant hair thinning and changes in hair texture, while tamoxifen has a smaller effect.
11 citations,
May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
9 citations,
April 2020 in “Journal of dermatology” A person with a specific gene mutation had extra teeth, unique jaw and hair features not seen before in this condition.
9 citations,
June 2014 in “British Journal of Dermatology” The study found that balding scalps have more thin hairs and larger oil glands, which might contribute to skin conditions related to hair loss.
9 citations,
August 2008 in “Journal of Oral and Maxillofacial Surgery” A woman experienced temporary hair loss after jaw surgery, which can be reduced by careful head positioning during the operation.
7 citations,
January 2018 in “International Journal of Dermatology” Syphilis can cause hair loss without other symptoms and should be considered when diagnosing unexplained hair loss.
6 citations,
January 2016 in “International Journal of Trichology” Taking 1 mg of finasteride daily could potentially treat rare hair conditions like Acquired Progressive Kinking of the Hair and whisker hair.
6 citations,
January 2012 in “Springer eBooks” Trichoscopy is not specific for diagnosing telogen effluvium and both telogen effluvium and androgenetic alopecia often occur together.
5 citations,
June 2016 in “Dermatologic Surgery” Hair restoration for East Asians should consider their unique characteristics like head shape, hair thickness, and hair density, and use modified procedures and treatments to minimize scarring and maintain hair density.
4 citations,
November 2020 in “BMC Dermatology” Researchers identified genes in scalp hair follicles that may affect hair traits and hair loss.
4 citations,
September 2020 in “The journal of pediatrics/The Journal of pediatrics” A boy with monilethrix has brittle hair that breaks easily due to a genetic condition, which might improve by puberty.
3 citations,
July 2019 in “Experimental Dermatology” Hair loss patients may have different polyamine levels in various scalp areas.