2 citations
,
June 2001 in “Medical Electron Microscopy” Trichilemmal cysts may form from hair follicle outer root sheath growth.
54 citations
,
November 1986 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
October 2023 in “Research Review” Some skin tumors from hair follicles and glands can be linked to genetic syndromes and may be benign or malignant.
54 citations
,
September 1999 in “PubMed” K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
December 2023 in “Journal of dermatology” The study concluded that key signs of Keratosis follicularis spinulosa decalvans are changes in terminal hair and vellus hair follicles, which likely start the inflammation and damage to hair follicles.
2 citations
,
July 2020 in “Giornale italiano di dermatologia e venereologia” A woman with frontal fibrosing alopecia experienced unusual hair growth after using a specific topical lotion.
1 citations
,
January 2007 in “The Internet Journal of Dermatology” A rare, harmless skin tumor was found on a man's nose.
6 citations
,
July 2015 in “International Journal of Dermatology” Trichoepitheliomas can be hard to distinguish from other skin conditions and often start in teenage years.
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.
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.
21 citations
,
April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
87 citations
,
January 1999 in “British Journal of Dermatology” Trichoblastic fibroma and basal cell carcinoma are similar but different from trichoepithelioma.
November 2019 in “British Journal of Dermatology” FOL-005 peptide may help treat excessive hair growth safely.
November 2018 in “Skin appendage disorders” The document concludes that a woman has both Frontal Fibrosing Alopecia and Lichen Simplex Chronicus, a previously unreported combination of conditions.
January 2015 in “Pathology” A 64-year-old man had a rare skin cancer near his ear, unresponsive to antibiotics, with specific skin and hair follicle changes.
March 2026 in “Dermatopathology” A rare skin tumor with extra hair growth was found and safely removed from a 27-year-old woman.
40 citations
,
January 2013 in “International journal of trichology” Perifollicular erythema can indicate active frontal fibrosing alopecia.
2 citations
,
December 2018 Alopecia frontal fibrosante affects facial vellus hair and can be diagnosed with dermatoscopy.
August 2024 in “Clinical Case Reports” Pilomatricoma is a rare, benign skin tumor that requires surgical removal for best results.
3 citations
,
January 1988 in “PubMed” The review found that basal cell carcinomas on the scalp are not more aggressive than those in other locations.
January 2017 in “Enlighten: Publications (The University of Glasgow)” Activating β-catenin and inactivating PTEN cause follicular tumors, not papillomas, similar to those in Cowden’s Disease.
September 2025 in “Archives of Dermatological Research” Basal cell carcinoma is more common than squamous cell carcinoma on the scalp, especially along the part line.
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.
1 citations
,
November 2017 in “Skin appendage disorders” Ingrown hairs are a common feature in scarring alopecias due to follicular damage.
10 citations
,
January 1925 in “Archives of Dermatology” Trichostasis spinulosa is a rare skin condition with hair-filled plugs in hair follicles.
14 citations
,
June 2005 in “PubMed” A rare ear cyst contained hair fragments.
6 citations
,
July 2017 in “Clinical and Experimental Dermatology” Four new cases confirmed the unique features of follicular porokeratosis.
April 2016 in “Journal of The American Academy of Dermatology” The study found that Temporal Triangular Alopecia often starts in early childhood, mainly affects the left side of the scalp, and has no effective treatment except surgery.
September 2001 in “Swiss Medical Forum ‒ Schweizerisches Medizin-Forum” 34 citations
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January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.