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.
2 citations
,
January 2025 in “Veterinary Dermatology” Male Pomeranians with woolly coats are more likely to develop alopecia X.
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.
September 2021 in “CRC Press eBooks” CCCA is a common hair loss condition in African American women, often inherited and influenced by hairstyling, with unique scalp features detectable by special tools.
4 citations
,
May 2021 in “The American Journal of Surgical Pathology” Cutaneous Lymphadenoma is a unique skin tumor with specific protein markers and common gene mutations that may cause continuous cell growth.
13 citations
,
August 2017 in “International Journal of Dermatology” Trichoscopy helps quickly identify autoimmune diseases on the scalp but should be used with other standard tests.
April 2025 in “Dermatology Practical & Conceptual” Biopsy is crucial to accurately distinguish Erosive Pustular Dermatosis of the Scalp from Squamous Cell Carcinoma.
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.
28 citations
,
December 1997 in “Journal of Biological Chemistry” A genetic mutation in the hHa1 gene creates a smaller, but still functional, hair protein without causing hair problems.
September 2017 in “The journal of investigative dermatology. Symposium proceedings/The Journal of investigative dermatology symposium proceedings” CCCA and lichen planopilaris have similar histological features, making them hard to distinguish.
March 2024 in “Journal of clinical medicine” Trichoscopy shows hair diameter variability, vellus hairs, and the peripilar sign are key indicators for diagnosing Androgenetic Alopecia.
March 2026 in “Indian Journal of Dermatopathology and Diagnostic Dermatology” Corkscrew hairs can help diagnose trichotillomania.