March 2024 in “Indian Journal of Dermatology” The man was diagnosed with Cronkhite-Canada syndrome, a rare disorder with GI polyps, skin issues, hair loss, and nail problems.
33 citations
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June 2009 in “Journal of Cutaneous Pathology” Erlotinib can cause nonscarring hair loss and itchy skin.
January 2024 in “Skin appendage disorders” A man with follicular psoriasis got better after treatment with skin cream and allergy pills.
July 1989 in “British Journal of Dermatology” Long-term use of canthaxanthin may cause reversible changes in the eye, including crystal deposits and altered vision responses.
January 2026 in “Indian Journal of Ophthalmology - Case Reports” Trichilemmal cysts can appear on children's eyelids and may be mistaken for other conditions.
June 2023 in “British journal of dermatology/British journal of dermatology, Supplement” A child with skin and tooth symptoms was found to have a genetic mutation causing cardiocutaneous syndrome, leading to heart problems.
4 citations
,
June 2005 in “British Journal of Dermatology” HPV 60 may cause cysts and warts on the face, not just hands and feet.
67 citations
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January 1992 in “Journal of Investigative Dermatology” 1 citations
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January 2014 in “Indian journal of dermatology, venereology, and leprology” Papular mucinosis can cause eyebrow hair loss, but treatment can lead to regrowth.
4 citations
,
September 2021 in “Dermatopathology” The conclusion is that Erosive Pustular Dermatosis of the Scalp is a rare condition best treated with strong topical steroids and sometimes systemic treatment.
4 citations
,
January 2011 in “European journal of dermatology/EJD. European journal of dermatology” A boy had a rare scalp condition with thickened skin and different-colored hair.
34 citations
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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.
August 2024 in “Journal of Dermatology & Cosmetology” Acitretin effectively prevented skin cancer in a patient with late-onset Rothmund-Thomson syndrome.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
September 2017 in “The journal of investigative dermatology/Journal of investigative dermatology” The reconstructed skin model from hair follicles functions like human skin in processing chemicals and can be used to test ingredient safety.
4 citations
,
March 2003 in “International Journal of Dermatology” Pimozide treatment resolved cysts and partially restored cheek fat in a man with Barraquer–Simons syndrome.
4 citations
,
January 2017 in “Journal of veterinary medical science” A dog had a rare skin tumor called desmoplastic tricholemmoma.
39 citations
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March 2009 in “Dermatology Online Journal” Erlotinib can cause persistent excessive hair growth.
July 2025 in “Journal of Cutaneous Pathology” Early skin biopsy is crucial for diagnosing Conradi-Hünermann-Happle syndrome.
October 2024 in “Frontiers in Oncology” A new gene mutation linked to Olmsted syndrome may increase cancer risk, suggesting the need for ongoing patient monitoring.
2 citations
,
January 2011 in “Dermatologica Sinica” Taiwan reported its first case of a rare scalp condition with no clear cause or treatment.
15 citations
,
December 2009 in “PubMed” A child with eruptive vellus hair cysts showed some improvement with calcipotriene cream.
2 citations
,
November 2022 in “Skin research and technology” 5% topical minoxidil improves hair density and quality in monilethrix patients.
June 2023 in “Dermatology online journal” A person with thyroid problems had rare, swollen, bald spots on their scalp caused by a condition usually found on the shins.
September 2022 in “Frontiers in genetics” A Chinese male with a new genetic mutation has a skin condition and severe urinary issues, with treatments having mixed success.
January 2023 in “Indian Dermatology Online Journal” Uncombable hair syndrome is linked to Zellweger syndrome.
March 2022 in “Folia Medica Indonesiana” The lump on a woman's scalp was a rare, potentially cancerous tumor from the hair follicle, not a common cyst.
September 2025 in “Cureus” Plica neuropathica can occur with diffuse alopecia and should be considered in diagnosis.
80 citations
,
January 1979 in “Journal of Surgical Oncology” Keratoacanthoma is a common, usually non-dangerous skin tumor that looks like squamous cell carcinoma but rarely becomes severe.
35 citations
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February 1993 in “International Journal of Dermatology” Cosmetic procedures can trigger pemphigus, an autoimmune disease.