13 citations
,
August 2012 in “Journal of the American Academy of Dermatology” A rare scalp condition causing hair loss and cysts in young men can be treated effectively with a specific steroid injection.
2 citations
,
February 2019 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Tufted folliculitis is common in patients with folliculitis decalvans.
84 citations
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March 2002 in “The Journal of Dermatology” Steatocystoma multiplex is a skin condition starting around age 26, linked to hair follicles, and related to eruptive vellus hair cysts.
7 citations
,
August 2008 in “Immunogenetics” A gene mutation in mice causes increased mast cells and disorganized hair follicles in their skin.
4 citations
,
September 1992 in “Journal of Small Animal Practice” A French bulldog had sparse hair due to a condition similar to that seen in Chinese crested dogs.
16 citations
,
February 2010 in “Journal of the European Academy of Dermatology and Venereology” Fibrosing alopecia in a pattern distribution is a unique hair loss condition that may respond to antiandrogen therapy.
December 2025 in “Russian Journal of Skin and Venereal Diseases” Hair follicles are thinner in alopecia patients, especially in alopecia areata.
33 citations
,
December 1982 in “Developmental Medicine & Child Neurology” Hair-shaft abnormalities can indicate neurological disorders, some of which are treatable.
108 citations
,
March 2011 in “Archives of Dermatology” Corkscrew hair may be a new sign for quickly diagnosing scalp fungus in black children.
September 2025 in “Journal of Veterinary and Animal Sciences” Nine hair follicle tumors were found in dogs.
7 citations
,
May 2021 in “Clinical Case Reports” Alopecic and aseptic nodules of the scalp are rare, treatable, and often resolve with doxycycline or on their own.
January 1996 in “대한피부과학회지” High Demodex mite density may be linked to sebaceous hyperplasia.
January 2022 in “Clinical Cases in Dermatology” A 47-year-old man was diagnosed with a specific type of hair loss and advised to use certain medications and avoid hair transplants.
3 citations
,
April 2011 in “Journal of the American Academy of Dermatology” A 19-year-old man had a rare skin condition on one side of his face that looked like another skin disease.
June 2023 in “JAAD case reports” The document concludes that "hot comb alopecia" is now called "central cicatricial centrifugal alopecia" and its causes are complex.
August 2025 in “International Journal of Clinical Dermatology” A new skin cancer can develop where shingles once occurred.
Pseudofolliculitis causes painful bumps and dark spots from shaving, especially in people with curly hair, and can be treated by changing shaving habits and using specific topical treatments.
9 citations
,
September 2016 in “Dermatologic Surgery” New LPP subtype affects vellus hairs, mimics AGA, and needs biopsy for diagnosis.
14 citations
,
January 1998 in “Dermatology” Polythelia pilosa is a type of extra breast tissue with hair and should be classified as such.
22 citations
,
April 2012 in “The American journal of pathology” Loss of Msx2 function causes eye development issues similar to Peters anomaly.
1 citations
,
September 2021 in “Journal of The American Academy of Dermatology” Hair loss in both Androgenetic Alopecia and Alopecia Areata is often accompanied by inflammation around hair follicles, but the location and severity of this inflammation varies.
30 citations
,
March 2015 in “Journal of Dermatology” Hair thickness differences help diagnose hair loss severity.
16 citations
,
January 2010 in “American Journal of Neuroradiology” Specific brain and bone imaging findings can help diagnose Trichothiodystrophy.
4 citations
,
November 2024 in “BMC Ophthalmology” Surgical removal of eyelid mass showed it was non-cancerous, with no recurrence after one year.
2 citations
,
January 2025 in “Veterinary Dermatology” Male Pomeranians with woolly coats are more likely to develop alopecia X.
February 2026 in “International Journal of Surgery Case Reports” Bezoars can cause serious digestive issues and need early imaging and surgery for effective treatment.
7 citations
,
October 1992 in “PubMed” Sinus hair follicles in mammals have different nerve fiber types with species-specific patterns, especially in cats.
2 citations
,
January 2002 in “Zhiwu Yanjiu” Capitate trichomes have more endoplasmic reticulum and vacuoles, while peltate trichomes have more plastids and larger subcuticular spaces.
3 citations
,
April 2012 in “Cancer research” Mouse skin cancer progression involves a unique group of cells marked by ABCG2 and MTS24.