September 2022 in “JAAD case reports” The man has a genetic skin condition called pachyonychia congenita.
Tricholemmoma is linked to Cowden syndrome and can be benign or malignant.
June 2025 in “Histopathology” Epithelial elements in superficial angiomyxomas are non-neoplastic growths mimicking embryogenesis.
2 citations
,
July 2001 in “Dermatologic Surgery” Trichoblastic carcinoma may be a distinct type of skin cancer different from basal cell carcinoma.
2 citations
,
January 2007 in “Actas Dermo-Sifiliográficas” Two cases of hairy elbows syndrome were described, with normal skin texture and symmetrical hair growth.
May 2020 in “International Journal of Dermatology and Venereology” Calcified epidermal cysts are rare, hard skin nodules that are best treated with surgical removal.
6 citations
,
January 1985 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Tumor cells in calcifying epithelioma of Malherbe resemble hair follicle cells.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
3 citations
,
April 2016 in “International Journal of Dermatology” A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
4 citations
,
August 2004 in “The Journal of Dermatology” Healing psoriatic plaques can cause unexpected hair growth.
9 citations
,
January 2002 in “Dermatology” Reduced CD44 expression may cause abnormal hyaluronate buildup in cutaneous myxoma.
4 citations
,
October 2023 in “Children” Early diagnosis and comprehensive care are crucial for managing Focal Dermal Hypoplasia's complex symptoms.
1 citations
,
April 2025 in “Clinical Cosmetic and Investigational Dermatology” A rare skin lesion in a 64-year-old woman was successfully treated with a laser, showing minimal redness and no return after one month.
October 1967 in “Archives of Dermatology” A 42-year-old woman had a scalp lesion that didn't cause hair loss and showed specific changes under a microscope.
July 2025 in “Clinical Dermatology Review” A rare family case of multiple benign hair follicle tumors was identified, highlighting the need to distinguish them from similar conditions.
8 citations
,
March 2015 in “Neuromuscular Disorders” People with Myotonic Dystrophy type 1 are more likely to have certain skin conditions, but not more likely to get skin cancer.
28 citations
,
July 1980 in “British Journal of Dermatology” The hair disorder was caused by abnormal protein formation, making hair easily damaged.
7 citations
,
October 2016 in “American Journal of Dermatopathology” The man died from lung cancer, not the rare nail tumor.
3 citations
,
December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
2 citations
,
October 2023 in “The American journal of case reports” A man developed a benign tumor at his COVID-19 vaccination site, which was successfully removed with surgery.
64 citations
,
May 1981 in “Clinical and Experimental Dermatology” A possible link exists between hair follicle abnormalities, hair loss, and muscle weakness.
4 citations
,
April 1983 in “The Journal of Dermatology” A 15-year-old girl with hypothyroidism had excess hair and skin issues due to blocked hair follicles.
17 citations
,
July 1984 in “British journal of dermatology/British journal of dermatology, Supplement” The four patients have a unique type of ichthyosis affecting hair follicles.
13 citations
,
February 2006 in “Clinical and Experimental Dermatology” A benign tumor developed at a girl's BCG vaccination site, not previously linked to the vaccine.
36 citations
,
January 1994 in “Cell and Tissue Research”
5 citations
,
February 2015 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” OCT can non-invasively diagnose follicular keratosis and other hair follicle disorders.
175 citations
,
September 1998 in “British Journal of Dermatology” Keratin 17 gene mutations cause both steatocystoma multiplex and pachyonychia congenita type 2.
January 2005 in “Journal of Cutaneous Pathology” The hair erector muscle is involved in various skin conditions and disorders.
June 2022 in “Journal of the turkish academy of dermatology” People with plantar corns and calluses may have a higher chance of having metabolic syndrome.
November 2025 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Sporadic trichoblastic neoplasms generally don't recur or spread, with one case showing a specific genetic fusion.