21 citations
,
June 1992 in “Pediatric Dermatology” Eruptive vellus hair cysts are often underreported and need histologic confirmation for accurate diagnosis.
June 2018 in “Journal of the American Veterinary Medical Association” Three related Persian cats have a rare, likely hereditary skin condition causing hair loss and poor coat quality, with limited treatment options.
82 citations
,
November 1985 in “Archives of Dermatology” The newborn's skin condition improved over time, leaving only lighter skin patches.
16 citations
,
October 2014 in “Oral surgery, oral medicine, oral pathology and oral radiology” Keratoacanthoma comes from hair follicle cells.
2 citations
,
June 2012 in “American Journal of Dermatopathology” A rare neck cyst in a 47-year-old man showed diverse skin cell types and was not linked to HPV.
October 2017 in “Journal of Investigative Dermatology Symposium Proceedings” Using lidocaine before keloid injections makes the treatment more comfortable for patients.
October 2023 in “Clinical case reports” A woman's male-pattern facial hair growth was caused by a rare malignant ovarian tumor that was difficult to diagnose and treat.
August 2025 in “Scientific Reports” Itchy keloids on the chest are linked to more nerve fibers and substance P.
October 2025 in “Clinical Cosmetic and Investigational Dermatology” Targeting specific cell interactions may help treat skin fibrosis.
July 2003 in “British Journal of Dermatology” Some skin conditions are associated with other serious diseases, and office microscopy may miss many fungal infections.
21 citations
,
February 2015 in “Clinical Cosmetic and Investigational Dermatology” Keloids may be influenced by stress and psychological factors.
3 citations
,
September 2019 in “European Medical Journal” Scalp sarcoidosis can cause hair loss and needs accurate diagnosis and treatment with specific medications.
2 citations
,
January 2019 in “Case Reports in Dermatology” A 66-year-old woman's thick scalp and hair loss were confirmed as lipedematous alopecia, a rare condition possibly influenced by genetics, with no effective treatment known.
3 citations
,
January 2014 in “The Journal of Dermatology” Squaric acid dibutylester for alopecia areata can cause benign skin lymphoid growths.
15 citations
,
September 2014 in “Journal of The American Academy of Dermatology” Seven patients were misdiagnosed with discoid lupus instead of lichen planopilaris due to similar symptoms, showing the need for careful diagnosis in scarring hair loss conditions.
April 2019 in “Journal of the Endocrine Society” Bilateral ovarian hyperthecosis is a rare but treatable cause of increased facial hair in postmenopausal women.
3 citations
,
February 2024 in “Wound Repair and Regeneration” Keloids on the penis are rare, often triggered by circumcision, and rarely recur after surgery.
3 citations
,
July 2004 in “SKINmed/Skinmed” A 4-year-old girl was diagnosed with erythrokeratodermia variabilis after other treatments failed.
3 citations
,
March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin's top layer and hair follicles.
A rare case of a benign hair follicle tumor with unusual skin changes highlights the need for timely diagnosis to prevent potential cancer.
28 citations
,
October 2000 in “International Journal of Dermatology” A fungal infection developed on a herpes scar and was successfully treated with antifungal medication.
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.
51 citations
,
May 1984 in “Journal of the American Academy of Dermatology” Benign follicular mucinosis involves immune cells attacking hair follicles.
December 2013 in “Open Access Macedonian Journal of Medical Sciences” A woman's excessive hair growth and high testosterone were caused by a rare ovarian tumor, which was successfully treated with surgery.
May 2025 in “Oral Sciences Reports” A lip nodule from a filler injection was successfully removed with surgery.
July 2025 in “Journal of Investigative Dermatology” 2 citations
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December 2019 in “The Open Dermatology Journal” Linear Discoid Lupus Erythematosus of the scalp can cause hair loss and should be considered in similar cases.
5 citations
,
September 1986 in “Pediatric Dermatology” A family showed a new condition with inherited hair loss and skin changes, possibly due to one genetic disorder.
January 2016 in “Lithuanian University of Health Sciences” Different diseases cause specific skin and hair follicle changes in dogs with alopecia.
6 citations
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August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.