January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
2 citations
,
June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
14 citations
,
January 1998 in “Dermatology” Polythelia pilosa is a type of extra breast tissue with hair and should be classified as such.
December 2025 in “Advanced Healthcare Materials” The Spherical Skin Model improves drug and cosmetic testing by accurately mimicking human skin for efficient compound screening.
March 2026 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” Recognizing unusual patterns of hair loss helps dermatologists diagnose and manage Alopecia Areata better.
March 2015 in “Polish Journal of Public Health” Blood vessel patterns in skin diseases relate to certain blood markers in systemic sclerosis but not in psoriasis or psoriatic arthritis, and may indicate circulation issues in alopecia.
14 citations
,
May 1979 in “International Journal of Dermatology” Trichostasis spinulosa mainly affects the nose, with many tiny hairs in one follicle, possibly influenced by hormones and sunlight.
September 2017 in “Journal of Investigative Dermatology” The study found that sweat glands normally suppress immune responses, but this is disrupted in certain skin diseases, possibly contributing to their development.
March 2021 in “Research Square (Research Square)” The new 3D sponge-like material helps cells grow and heals wounds effectively.
February 2022 in “Authorea (Authorea)” PAON shows skin patterns due to genetic mosaicism.
Spiny keratoderma is a rare skin condition with small spines on palms and soles, possibly linked to abnormal hair formation.
7 citations
,
March 1993 in “International Journal of Oncology” Basal cell carcinoma shows keratin patterns similar to hair follicle structures.
January 2026 in “SSRN Electronic Journal” 4 citations
,
November 2016 in “The Journal of Dermatology” Pili torti hair is fragile due to loose keratin filaments and weak disulfide bonds.
4 citations
,
January 2025 in “Annals of the New York Academy of Sciences” Spiny mice can regenerate tissues instead of forming scars.
2 citations
,
April 1970 in “Archives of Dermatology” Ichthyosis serpentina may be a variant linked to bamboo hair, with a possible genetic component.
5 citations
,
January 2009 in “International Journal of Trichology” Two siblings had a rare hair condition with banded hair, which doesn't need treatment.
9 citations
,
January 2012 in “International journal of trichology” Trichostasis spinulosa can be diagnosed with a simple skin biopsy and treated with specific gels, but lesions may return after stopping treatment.
101 citations
,
April 2013 in “Science” Feather pigment patterns form through melanocyte arrangement and simple regulatory mechanisms.
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.
June 2021 in “Journal of The American Academy of Dermatology” The "spade sign" is a highly specific indicator for diagnosing acne keloidalis.
November 2017 in “International journal of research in dermatology” A rare skin disorder, nevus comedonicus, can appear on one side of the body following Blaschko's lines.
January 2023 in “Journal of Clinical and Diagnostic Research” Trichoscopic patterns often overlap in scalp disorders, so dermatologists need to stay updated.
9 citations
,
July 2010 in “British Journal of Dermatology” The document suggests a rare skin condition might be caused by a genetic phenomenon.
July 2023 in “International Journal of Rheumatic Diseases” Ulcerative sarcoidosis in body folds is rare and improved with prednisone and hydroxychloroquine.
21 citations
,
December 2006 in “Archives of dermatology” A kidney transplant patient developed pink skin bumps with spiny centers on her face and limbs.
4 citations
,
September 2020 in “Journal of Cutaneous Pathology”
15 citations
,
May 2003 in “The Laryngoscope” FGF-1 causes spiral ganglion neurites to branch more.
158 citations
,
February 2000 in “Archives of dermatology” Some people with pattern hair loss may also have scalp inflammation and scarring similar to lichen planopilaris.
1 citations
,
January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.