14 citations
,
February 2003 in “Journal of the American Academy of Dermatology” Folliculotropic mycosis fungoides can affect the central nervous system in advanced stages.
35 citations
,
November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
32 citations
,
July 2001 in “Journal of the American Academy of Dermatology” SLHA can be hard to diagnose and needs teamwork between specialists.
April 2019 in “Journal of the Endocrine Society” Bilateral ovarian hyperthecosis is a rare but treatable cause of increased facial hair in postmenopausal women.
85 citations
,
July 1993 in “The journal of investigative dermatology/Journal of investigative dermatology”
1 citations
,
March 2024 in “Ophthalmic Plastic and Reconstructive Surgery” A pilomatrixoma in the eyebrow can cause hair loss and skin lightening.
March 2026 in “The Journal of Dermatology” Hair transplantation in nevus sebaceus maintains hair cycling but doesn't prevent tumor growth; complete excision is recommended.
18 citations
,
March 2003 in “British journal of dermatology/British journal of dermatology, Supplement” Trichofolliculoma has specific cytokeratin patterns that help in its diagnosis.
1 citations
,
July 2018 in “Dermatologic Surgery” Different tumor cells in one basal cell carcinoma can cause mixed treatment responses, suggesting personalized treatment is needed.
11 citations
,
December 1990 in “British Journal of Dermatology” Alopecia areata may involve disrupted mesenchymal function in hair follicles.
January 2021 in “Skin appendage disorders” The report concludes that atypical Brauer nevus is more common in males, present at birth, and often misdiagnosed due to its unusual scalp locations.
53 citations
,
September 2011 Other common signs, not just the well-known immune cells around hair bulbs, are important for diagnosing hair loss from alopecia areata.
October 2025 in “Portuguese Journal of Dermatology and Venereology” Accurate diagnosis of facial skin tumors requires detailed analysis to distinguish between benign and malignant types.
December 2001 in “中華皮膚科醫學雜誌” An 18-year-old boy had a harmless skin nodule near his nose with hair and oil glands inside.
1 citations
,
February 2017 in “Clinical Dermatology Open Access Journal” A rare benign tumor was found in a man's scrotum, highlighting the need for accurate diagnosis.
3 citations
,
November 2010 in “The Journal of Dermatology” A giant blue nevus on the scalp can cause hair loss and may damage underlying structures.
44 citations
,
March 2012 in “Molecular Carcinogenesis” Keratin 15 cells from hair follicles help develop and maintain skin tumors in mice.
39 citations
,
October 2010 in “Journal of The American Academy of Dermatology” Some patients with mycosis fungoides or Sézary syndrome experience hair loss, which may be similar to alopecia areata or linked to skin lesions, possibly due to abnormal T cells, and bexarotene can help treat it.
November 2022 in “JAAD case reports” A man with skin and hair symptoms improved partially with specific treatment.
1 citations
,
May 2023 in “Cureus” A rare hair follicle tumor in the hand was successfully removed with no return after four years.
February 2024 in “Cureus” Pilomatrixoma should be considered for nodular lesions in adults.
4 citations
,
August 2017 in “International journal of molecular sciences” The conclusion is that Pigmented Epithelioid Melanocytoma can start from hair follicle stem cells or from a mole on the skin.
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
,
October 2023 in “Journal of the Pakistan Medical Association” Folliculotropic mycosis fungoides can occur in children and is diagnosed with specific tests, but often stays in early stages with treatment.
4 citations
,
July 2015 in “Case Reports in Dermatology” A woman with unexplained hair loss was found to have harmless skin tumors and a scarring hair loss condition, but the tumors didn't cause the hair loss.
5 citations
,
June 2016 in “University of Zagreb University Computing Centre (SRCE)” Most canine follicular tumors in Croatia are benign, but some can be malignant, so testing is important.
November 2023 in “International surgery journal” A man's neck lump was a trichilemmal cyst, not cancer, and should be fully removed due to rare risk of becoming malignant.
11 citations
,
May 1998 in “Child's nervous system” A baby had a rare condition with abnormal blood vessels in the brain and unusual skin and hair growth, possibly a new syndrome.
A neck lesion misdiagnosed as benign was later treated successfully with Mohs Micrographic Surgery.
July 2024 in “Journal of Investigative Dermatology” Human hair follicles have their own thyroid hormone system.