March 2022 in “Clinical Cosmetic and Investigational Dermatology” CDKN2AIP gene is less active in nevus sebaceous, affecting related RNA networks.
October 2025 in “JMIR Dermatology” Exclamation-mark hairs and yellow dots indicate alopecia areata, while follicular ostia loss and white scarring indicate lichen planopilaris and discoid lupus erythematosus.
47 citations
,
November 1966 in “Archives of Dermatology” Trichorrhexis nodosa is mainly caused by hair trauma, not a metabolic defect.
15 citations
,
December 2009 in “PubMed” A child with eruptive vellus hair cysts showed some improvement with calcipotriene cream.
6 citations
,
November 1984 in “Acta Dermato Venereologica” Hair follicles and sweat glands show different keratin staining patterns.
8 citations
,
April 2010 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” The first pediatric case of naevus trichilemmocysticus was documented.
26 citations
,
May 2001 in “British Journal of Dermatology” Pilomatrixomas likely originate from the hair matrix due to changes in hair keratin expression.
5 citations
,
January 2021 in “Indian Journal of Pathology and Microbiology” A rare eyelid tumor was successfully diagnosed and removed, highlighting the need for careful examination.
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.
67 citations
,
January 1992 in “Journal of Investigative Dermatology”
8 citations
,
February 1994 in “Archives of Dermatology” Basaloid follicular hamartoma's appearance can be similar to other skin conditions, and diagnosis should consider both the look and behavior of the tumor.
January 2023 in “Journal of Cutaneous Pathology” The study found certain scalp biopsy features can help tell apart alopecia areata from pattern hair loss even when typical immune cells are not seen.
2 citations
,
July 2001 in “Dermatologic Surgery” Trichoblastic carcinoma may be a distinct type of skin cancer different from basal cell carcinoma.
28 citations
,
July 2002 in “Australasian Journal of Dermatology” Lupus can look like hair loss from alopecia areata but needs different treatment.
5 citations
,
November 2018 in “Journal of Obstetrics and Gynaecology” Ovarian Leydig cell tumors are hard to diagnose with just advanced imaging; expert ultrasound and clinical evaluation are essential.
9 citations
,
October 2008 in “British Journal of Dermatology” The growth of the Epstein-Barr virus in the patient's cells was linked to the worsening of her lymphoma.
Surgery can cause skin cysts in dogs.
19 citations
,
April 2016 in “Case Reports in Dermatology” Nilotinib can cause keratosis pilaris, a skin condition.
August 2020 in “European Journal of Dermatology” Dutasteride for hair loss can cause skin reactions like itchy red plaques.
15 citations
,
January 2014 in “Dermatology” Some patients with a type of skin lymphoma can experience a rare, non-scarring hair loss that looks like another hair loss condition but has distinct features.
3 citations
,
January 2021 in “touchREVIEWS in Endocrinology” Surgery removed an ovarian tumor, improving her symptoms and normalizing testosterone levels.
87 citations
,
January 1999 in “British Journal of Dermatology” Trichoblastic fibroma and basal cell carcinoma are similar but different from trichoepithelioma.
ILC1-like cells may contribute to hair loss in alopecia areata and could be new treatment targets.
1 citations
,
December 2023 in “JAAD International” Mast cells may significantly contribute to central centrifugal cicatricial alopecia.
47 citations
,
February 2014 in “Journal of Cutaneous Pathology” Matrical tumors share a common growth mechanism involving the Wnt pathway and consistent PHLDA1 expression.
18 citations
,
January 1992 in “Dermatology” A 4-year-old girl has a rare condition causing hairlessness and skin bumps, but normal teeth and sweating.
September 2023 in “Journal of the American Academy of Dermatology” Bullous pemphigoid can look like erythema multiforme, so awareness is needed for proper treatment.
33 citations
,
January 2007 in “Pediatric dermatology” Hair thinning and loss in a girl with a rare metabolic disorder was linked to her condition.
January 2024 in “Dermatologic therapy” AKN is a chronic scalp condition in African-descended males, treated with topicals, antibiotics, steroids, and sometimes surgery or laser.
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.