34 citations
,
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.
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.
5 citations
,
January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
6 citations
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January 2015 in “Indian Dermatology Online Journal” PEODDN is a rare skin disorder with limited treatment options, best treated with laser therapy.
January 2011 in “Yearbook of Dermatology and Dermatologic Surgery” Moles on the scalp are more common in people with more body moles and atypical moles, but not linked to balding.
6 citations
,
June 2010 in “Dermatologica Sinica” Panfolliculoma is a rare, non-cancerous growth related to hair follicles.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
January 2026 in “JDDG Journal der Deutschen Dermatologischen Gesellschaft” A 5-year-old boy has Nevus Comedonicus Syndrome, causing skin lesions and a cataract.
June 2025 in “British Journal of Dermatology” Melanocytic matricoma can look like skin cancer but is usually harmless; surgery and follow-up are advised.
12 citations
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April 2004 in “PubMed” A rare skin condition in a baby showed unusual fat and hair follicle changes.
Moles may stop growing due to cell cooperation, not just because of individual cell aging.
March 2026 in “Journal of Investigative Dermatology” 39 citations
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February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
September 2023 in “Curēus” A 21-year-old male has a benign skin condition called Becker's nevus, which he chose not to treat.
7 citations
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May 1978 in “Acta Dermato Venereologica” A 36-year-old man had unusual skin lesions on his face without hair loss.
April 2018 in “Journal of Investigative Dermatology” Higher levels of nidogen1 and type IV collagen are found in basal cell carcinoma compared to normal skin.
3 citations
,
December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
21 citations
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April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
1 citations
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April 2021 in “Annals of Otology Rhinology & Laryngology” Surgical removal is advised for large congenital blue nevi due to rare cancer risk.
11 citations
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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.
4 citations
,
August 1991 in “The Journal of Dermatology” The tumor on the man's nose was a rare type called pedunculated follicular hamartoma.
7 citations
,
January 2020 in “Dermatology online journal” An adult with a rare skin condition improved with tazarotene treatment.
January 2022 in “Autopsy and Case Reports” A man had a non-cancerous neck tumor related to hair follicles removed with no return of the tumor.
June 2021 in “The Journal of Family Practice” A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
2 citations
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July 2018 in “Chinese Journal of Dermatology” Sebaceous nevus changes with age, and dermoscopy and RCM are effective for diagnosis.
January 2016 in “Dermatology online journal” A 15-year-old girl has a benign skin tumor on her neck.
36 citations
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January 1994 in “Cell and Tissue Research” September 2020 in “Oral surgery, oral medicine, oral pathology and oral radiology” The report shows that a rare benign tumor was successfully removed from inside the mouth to avoid scarring on the face.
20 citations
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November 2004 in “Archives of Pathology & Laboratory Medicine” A rare benign skin growth called melanocytic matricoma was identified in a 69-year-old man.
6 citations
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January 2017 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” A rare hair follicle tumor was found on a woman's vulva.