84 citations
,
March 2002 in “The Journal of Dermatology” Steatocystoma multiplex is a skin condition starting around age 26, linked to hair follicles, and related to eruptive vellus hair cysts.
34 citations
,
December 1995 in “Pediatric Dermatology” Congenital Triangular Alopecia is a rare, non-scarring hair loss that can be surgically treated in females for cosmetic reasons.
March 2026 in “Dermatopathology” A rare skin tumor with extra hair growth was found and safely removed from a 27-year-old woman.
April 2012 in “Informa Healthcare eBooks” Temporal triangular alopecia is a lifelong condition with hairless patches on the side of the head that may be present from birth.
April 2024 in “Indian Journal of Paediatric Dermatology” Congenital triangular alopecia and vitiligo can occur together, but treatment for one may not affect the other.
Baricitinib may reactivate trichilemmal cysts in people with a history of these cysts.
13 citations
,
August 2012 in “Journal of the American Academy of Dermatology” A rare scalp condition causing hair loss and cysts in young men can be treated effectively with a specific steroid injection.
80 citations
,
June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.
October 2024 in “Dermatology Practical & Conceptual” Using dermoscopy improves diagnosis of scalp and hair disorders in children.
2 citations
,
February 2009 in “Clinical and Experimental Dermatology” A man had rare skin tumors with bone formation and cholesterol deposits.
January 2026 in “Surgical & Cosmetic Dermatology”
January 2018 in “The Kaohsiung journal of medical sciences” A young man had a rare case of hair cysts on his elbows, which was hard to diagnose and treat.
February 2024 in “Journal of medical science and clinical research” Radiotherapy effectively treated a large scalp tumor in an elderly woman, avoiding surgery.
The document concludes that the girl's hairlessness is likely inherited from her parents.
3 citations
,
June 2023 in “Cureus” Pilomatricomas should be considered to avoid misdiagnosis in children with unusual skin tumors.
21 citations
,
January 2000 in “Fetal Diagnosis and Therapy” Prenatal diagnosis of trichothiodystrophy is possible in the second trimester using fetal eyebrow biopsy, with sulfur content analysis being more reliable.
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.
10 citations
,
January 1997 in “Dermatology” Two siblings were diagnosed with Trichothiodystrophy, identified by brittle hair and low sulfur content.
56 citations
,
March 2010 in “Journal of Dermatology” Most cases of Temporal Triangular Alopecia are found in early childhood and may be related to genetic conditions.
5 citations
,
August 2020 in “Curēus” The document concludes that recent studies help tell apart desmoplastic trichoepitheliomas from other skin tumors, but more research is needed for clear differentiation.
October 2025 in “EMJ Dermatology” Histopathology is crucial for accurately diagnosing eruptive vellus hair cysts.
13 citations
,
January 2011 in “International Journal of Trichology” CTA is often mistaken for AA but doesn't respond to steroids and may require hair transplantation.
2 citations
,
March 2023 in “Skin research and technology” Temporal triangular alopecia in infants is mostly seen in males at birth, with unique features that help with diagnosis.
8 citations
,
May 2005 in “The American journal of dermatopathology/American journal of dermatopathology” The hair defect is due to abnormal inner root sheath keratinization.
August 2023 in “Journal of the European Academy of Dermatology and Venereology” Onycholemmal horn is a rare nail tumor in elderly women, treated by surgical removal.
5 citations
,
May 2021 in “BMC surgery” A man's unusual scalp folds caused by a skin condition were treated with surgery and remained unchanged two years later.
A six-year-old girl with extra hair on her elbows was treated with hair removal methods.
April 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” A girl with excessive hair growth had a genetic change on chromosome 17 that reduced the activity of two genes linked to hair growth.
1 citations
,
January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
4 citations
,
December 2014 in “Indian Journal of Dermatology” A rare skin condition with cysts was found on a 5-year-old boy's scalp.