January 2026 in “Dermatology Online Journal” CCCA can appear as patchy hair loss in younger men, not just the usual pattern.
7 citations
,
July 2006 in “Journal of cutaneous pathology” A 21-year-old had a rare developmental anomaly with a misplaced sebaceous gland in a hair follicle.
6 citations
,
January 2015 in “Indian Dermatology Online Journal” PEODDN is a rare skin disorder with limited treatment options, best treated with laser therapy.
January 2025 in “Clinical Case Reports” Follicular porokeratosis may be linked to diabetes and can lead to hair loss.
24 citations
,
September 2002 in “Dermatologic Surgery” The study found that hair follicles are above muscle connections in the scalp, which may help protect stem cell areas.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” The research identified specific genes that are active in the cells crucial for hair growth.
69 citations
,
May 2002 in “Journal of Investigative Dermatology” Congenital atrichia with papular lesions is often misdiagnosed, and new diagnostic criteria can improve accuracy.
13 citations
,
January 1985 in “International Journal of Dermatology” The document found differences in lesion distribution and microscopic features among trichostasis spinulosa and similar skin conditions.
January 2006 in “中华医学杂志:英文版” Cultured skin cells can trigger hair growth and the amount of certain proteins they produce affects their ability to regenerate hair follicles.
44 citations
,
March 2012 in “Molecular Carcinogenesis” Keratin 15 cells from hair follicles help develop and maintain skin tumors in mice.
15 citations
,
May 2008 in “British Journal of Dermatology” Chronic scalp inflammation can turn into cancer, so regular check-ups are important.
18 citations
,
July 2001 in “International Journal of Dermatology” A 12-year-old boy's hair loss and skin issues improved significantly with medication.
20 citations
,
April 1959 in “A M A Archives of Dermatology” Alopecia mucinosa causes red, raised skin patches and hair loss.
220 citations
,
June 2013 in “The Journal of Pathology” Lichen planopilaris may be an autoimmune disease causing hair loss due to immune system issues in hair follicles.
71 citations
,
January 2019 in “International journal of biological sciences” Exosomes from dermal papilla cells help hair growth by making hair follicle stem cells multiply and change.
13 citations
,
March 2011 in “British Journal of Dermatology” A woman with scalp lymphoma and hair loss improved with radiotherapy, highlighting the need for biopsies in similar cases.
18 citations
,
January 2002 in “Pediatric Dermatology” A rare skin condition in children can look like other diseases.
39 citations
,
November 2009 in “Clinical and Experimental Dermatology” Immune privilege collapse in hair follicles may cause permanent hair loss in certain conditions.
5 citations
,
April 2014 in “The American Journal of Dermatopathology” Foreign-body granuloma may be a marker for late-stage Lichen Planopilaris and should be considered in diagnosis.
64 citations
,
June 2014 in “Journal of The American Academy of Dermatology” Researchers found a white halo around hair in most patients with a specific type of hair loss, which helps in early diagnosis and treatment.
48 citations
,
April 1995 in “PubMed” Testosterone helps beard and axillary hair cells grow by releasing growth factors from dermal papilla cells.
1 citations
,
March 2024 in “Ophthalmic Plastic and Reconstructive Surgery” A pilomatrixoma in the eyebrow can cause hair loss and skin lightening.
April 2016 in “Journal of The American Academy of Dermatology” The study found that Temporal Triangular Alopecia often starts in early childhood, while Folliculitis Decalvans is characterized by tufted hairs and redness around hair follicles.
June 2023 in “Dermatology online journal” A person with thyroid problems had rare, swollen, bald spots on their scalp caused by a condition usually found on the shins.
10 citations
,
July 1984 in “British Journal of Dermatology” Epidermal cysts come from the skin, while pilar cysts come from hair follicles.
June 2025 in “British Journal of Dermatology” A rare skin condition in a boy is likely due to a specific genetic mutation pattern.
18 citations
,
March 2009 in “Experimental Dermatology” Pilomatricoma can develop into various hair-related structures.
September 2023 in “Journal of the American Academy of Dermatology” A rare benign scalp tumor in an infant requires surgical removal.
December 2014 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair removal with intense pulsed light can cause rare skin lesions that are hard to fully treat.
13 citations
,
October 2017 in “Anais Brasileiros de Dermatologia” Yellow dots in hair and scalp examinations are important for diagnosing different scalp conditions.