7 citations
,
March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
7 citations
,
July 2000 in “Hearing Research” Lateral interactions guide hair cell patterning in chick basilar papilla.
2 citations
,
March 2023 in “Skin research and technology” Temporal triangular alopecia in infants is mostly seen in males at birth, with unique features that help with diagnosis.
56 citations
,
July 2005 in “Journal of The American Academy of Dermatology” Using both vertical and transverse sections gives a better diagnosis of alopecia than using one method alone.
January 2020 in “Przegla̧d dermatologiczny” A 5-year-old boy was diagnosed with congenital triangular alopecia, a type of hair loss without skin changes, usually starting between ages 2-5, with no specific treatment.
55 citations
,
February 2014 in “Journal of Structural Biology” Human hair has a complex, variable structure with a consistent matrix and double-twist pattern.
Basaloid follicular hamartoma is a rare, benign skin growth often misdiagnosed.
September 2025 in “Cureus” Early recognition and multidisciplinary management are crucial for improving outcomes in Parry-Romberg syndrome.
2 citations
,
October 1985 in “Pediatrics in review” Scalp diseases change with age and can be hard to tell apart from hair disorders.
January 2020 in “International journal of scientific research” Dermoscopy shows that varying hair shaft thickness and single hair follicles are main signs of male pattern baldness, especially in the fronto-temporal region.
2 citations
,
May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
98 citations
,
May 2008 in “British Journal of Dermatology” There are many treatments for permanent hair loss disorders, but their effectiveness varies and there's no clear best option.
90 citations
,
January 1999 in “Journal of The American Academy of Dermatology” "Christmas tree" pattern helps diagnose female hair loss.
East and Southeast Asians typically have less dense but thicker, straight black hair.
5 citations
,
March 2017 in “Laser Physics Letters” Different scalp imaging methods are important for studying hair and scalp health and require more volunteers for better evaluation.
September 2025 in “The American Journal of Medical Sciences and Pharmaceutical Research” Thinning and micro-graduation techniques can effectively and reversibly correct women's hairlines.
26 citations
,
August 2013 in “Australasian Journal of Dermatology” Certain scalp patterns can indicate the severity and activity of hair loss in Turkish alopecia patients.
2 citations
,
January 2023 in “Journal of The American Academy of Dermatology” Scalp biopsies greatly improved diagnosis and treatment for Black women with unclear alopecia.
June 2023 in “JAAD case reports” A rare scalp condition, cutis verticis gyrata, was found in a woman with primary scarring alopecia.
3 citations
,
May 2020 in “Annals of the Academy of Medicine Singapore” Hair dye can cause serious scalp issues, including skull erosion.
115 citations
,
September 2005 in “International Journal of Dermatology” Different ethnic groups have unique hair growth patterns, with African hair growing slower and less dense, Asian hair growing fast but sparse, and Caucasian hair being densest; men are more likely to experience hair loss than women.
October 2021 in “International journal of research in dermatology” No link between scalp patterns and alopecia severity in children, but more severe cases often had nail abnormalities.
5 citations
,
May 2021 in “BMC surgery” A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
January 2015 in “프로그램북(구 초록집)” Many Korean women with female-pattern hair loss have reduced hair density at the temples.
6 citations
,
January 2013 in “Case reports in endocrinology” The document concludes that AFA should be considered in patients with acromegaly-like features but normal hormone levels, and more cases need to be identified to understand the condition fully.
2 citations
,
December 2008 in “Clinical and Experimental Dermatology” A small forehead lesion led to the discovery of a significant brain arteriovenous malformation in a young girl.
5 citations
,
October 2021 in “Indian Journal of Plastic Surgery” Semiconical blades and coronal slits minimize vascular damage in hair transplants.
8 citations
,
January 2013 in “International journal of trichology” Two people had unusual ring-shaped hair loss due to an autoimmune disorder.
May 2018 in “Dermatologic Surgery”