July 2004 in “TSpace (University of Toronto)” A rare case showed alopecia areata and lichen planus occurring together in one person.
24 citations
,
May 2000 in “Journal of the American Academy of Dermatology” Pseudopelade can affect both the scalp and beard, causing hair loss.
3 citations
,
October 2001 in “British Journal of Ophthalmology” An isolated episcleral plasmacytoma can mimic episcleritis, making diagnosis challenging.
13 citations
,
November 2005 in “Veterinary Dermatology” A dog's skin calcification condition resolved without treatment after a bacterial infection.
4 citations
,
June 2005 in “British Journal of Dermatology” HPV 60 may cause cysts and warts on the face, not just hands and feet.
59 citations
,
December 2016 in “Clinical, Cosmetic and Investigational Dermatology” Acne keloidalis nuchae is a tough-to-treat condition that greatly affects quality of life, especially in men of African descent.
3 citations
,
January 2018 in “Annals of Dermatology” A woman developed facial hair cysts after using a 3% minoxidil solution for hair loss, which disappeared after stopping the treatment and removing the cysts surgically.
18 citations
,
December 1992 in “Journal of Cutaneous Pathology” Skin tumors and normal skin structures have different lectin-binding patterns.
April 2024 in “JCEM case reports” A woman's rare benign tumor that released both cortisol and testosterone was successfully removed, improving her health.
7 citations
,
March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
January 2026 in “Zenodo (CERN European Organization for Nuclear Research)” The thyroid nodule was benign, and surgery was successful with a smooth recovery.
Acne keloidalis nuchae causes scarring on the scalp, mainly in African American males, and early treatment is important to prevent lasting damage.
45 citations
,
May 2002 in “International Journal of Dermatology” Prednisone may cause multiple skin nodules in lupus patients.
39 citations
,
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.
March 2024 in “IP Indian journal of clinical and experimental dermatology” Giant solitary trichoepithelioma is a rare, usually non-cancerous hair follicle tumor that can sometimes turn into skin cancer.
October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Non-melanoma skin cancer in darker-skinned people can be misdiagnosed, so doctors need to be more aware to diagnose it correctly and early.
December 2025 in “Reports — Medical Cases Images and Videos” Discoid lupus erythematosus can be mistaken for a skin infection, complicating diagnosis and treatment.
4 citations
,
August 2004 in “The Journal of Dermatology” Healing psoriatic plaques can cause unexpected hair growth.
6 citations
,
October 2024 in “International Journal of Dermatology” Proinflammatory fibroblasts and vascular endothelial cells are key in keloid development.
January 2021 in “touchREVIEWS in Endocrinology” Surgery successfully treated a hidden ovarian tumor causing hair loss and excess hair growth in a postmenopausal woman.
15 citations
,
August 2004 in “Journal of the American Academy of Dermatology” Shaving can cause a viral skin infection that looks like bacterial folliculitis.
January 2025 in “Haematology International Journal” These ovarian conditions cause high testosterone levels.
14 citations
,
January 2015 in “Acta dermato-venereologica” Acitretin significantly reduced inflammatory attacks in a woman with Naevus Comedonicus Syndrome but caused side effects.
178 citations
,
April 2011 in “Journal of Clinical Investigation” Basal cell carcinomas in mice can start from hair follicle stem cells and other skin cell types, depending on signaling levels.
25 citations
,
March 2013 in “British Journal of Dermatology” Woman has discoid lupus, frontal fibrosing, and androgenetic alopecia.
5 citations
,
February 2008 in “Histopathology” August 2024 in “Skin Research and Technology” TAF can be identified by excessive skin thickening and clogged hair follicles, helping distinguish it from similar skin conditions.
38 citations
,
May 1982 in “PubMed” Intralesional steroid injections can effectively treat calcinosis and ulcers in scleroderma.
1 citations
,
July 2012 in “Nasza Dermatologia Online” CCCA may be caused by both hair traction and an immune response.