January 2003 in “Linchuang pifuke zazhi” Melanin granules can be expelled by exocytosis.
5 citations
,
January 1985 in “The Journal of Dermatologic Surgery and Oncology” A man developed unusual growths after a hair transplant, which were treated successfully with no recurrence after a month.
October 2024 in “Journal of Cutaneous Pathology” Compound follicles in folliculitis decalvans mainly have active hair follicles.
29 citations
,
February 1989 in “Journal of Cutaneous Pathology” A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” A woman's rare hair loss condition improved on its own, suggesting this type might recover like common cases.
2 citations
,
June 2010 in “Medicina de Familia SEMERGEN” The girl's "dandruff" was actually harmless hair casts, not a hygiene issue.
24 citations
,
December 1957 in “Experimental Cell Research” The glassy layer of hair follicles has different fibril sizes and arrangements in guinea pigs and young mice.
December 2018 in “European Journal of Pediatric Dermatology/PD. European journal of pediatric dermatology” Segmental vitiligo affects hair follicle melanocytes, causing small, uniform depigmented spots.
4 citations
,
August 2013 in “Pediatric dermatology” Hair casts can be treated with physical removal and special shampoos.
12 citations
,
March 2004 in “International Journal of Dermatology” A woman with X-linked chronic granulomatous disease developed lupus-like skin lesions, improved with treatment, suggesting a unique skin condition in carriers.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
March 1998 in “Journal of dermatological science” Protease Nexin-1 is found in human hair growth cells and is affected by male hormones.
April 2018 in “Journal of Investigative Dermatology” The keratin network in mouse skin changes during cornification and affects the skin's protective barrier.
3 citations
,
March 2012 in “Actas Dermo-Sifiliográficas” An elderly man with skin amyloidosis and abnormal blood proteins was monitored without finding widespread disease after 18 months.
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.
1 citations
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July 2009 in “Journal of dermatology” A 29-year-old man had a jaw plaque diagnosed as follicular mucinosis, linked to nestin-positive hair follicle stem cells.
53 citations
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September 2011 Other common signs, not just the well-known immune cells around hair bulbs, are important for diagnosing hair loss from alopecia areata.
September 2025 in “Journal of Clinical Medicine” Elevated granulysin levels may indicate disease activity in vitiligo and alopecia areata.
6 citations
,
June 1986 in “The Journal of Dermatology” Reticular erythematous mucinosis syndrome can occur with minimal mucin deposition.
10 citations
,
January 2013 in “International journal of trichology” A woman's scalp nodules were successfully treated with antifungal and anti-lice medications, revealing a rare case of mixed piedra infection.
January 2006 in “Dianzi xianwei xuebao” Netherton syndrome causes specific skin and hair changes that help in early diagnosis.
4 citations
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June 2021 in “Powder Technology” Granules improve hair loss treatment by targeting follicles.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Granuloma faciale can occur on the scalp, especially in people with advanced hair loss, and may improve with treatment.
20 citations
,
April 2017 in “Journal of the American Academy of Dermatology” Antimalarial drugs, especially chloroquine, can effectively treat granuloma annulare.
19 citations
,
July 1994 in “International Journal of Dermatology” A 9-year-old boy had a calcium deposit nodule on his earlobe.
7 citations
,
December 1971 in “Calcified Tissue Research” Hair follicles in injured skin can quickly accumulate minerals, especially calcium and phosphorus.
December 2009 in “Journal of Veterinary Clinics” The dog's back mass was a keratoacanthoma with inflammation, successfully removed without recurrence.
6 citations
,
August 1985 in “Archives of dermatology” A lotion helped remove hair casts, which seem to come from a specific part of the hair follicle, and patients with hair casts can be grouped based on the cause.
12 citations
,
January 1994 in “Dermatology” The patient's hair had unique damage and a lower sulfur-to-nitrogen ratio compared to relatives, but not compared to healthy controls.
September 2011 in “Clinical Biochemistry” Certain sugars increase in some layers of the hair follicle during the middle of the healing process in rats, which may help improve healing.