November 2023 in “International Journal of Trichology” A rare form of lupus caused hair loss and skin bumps, diagnosed through biopsy, improved partially with treatment.
28 citations
,
May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
32 citations
,
May 1986 in “Archives of Dermatology” The condition is likely inherited in an autosomal-dominant pattern.
5 citations
,
August 2021 in “Experimental dermatology” Overexpressing Merkel cell virus proteins in human hair follicles can create clusters of cells that resemble Merkel cell cancer.
4 citations
,
January 2018 in “JEADV. Journal of the European Academy of Dermatology and Venereology/Journal of the European Academy of Dermatology and Venereology” Panitumumab can cause excessive ear hair growth.
1 citations
,
January 2015 in “Indian Journal of Veterinary Pathology” Two dogs had different types of hair follicle tumors.
26 citations
,
December 2022 in “Journal of the American Academy of Dermatology” Monkeypox skin lesions show full-thickness skin death and swollen skin cells, with the virus found in affected cells.
1 citations
,
March 2023 in “Tidsskrift for Den norske lægeforening” Keratosis pilaris is a common skin condition causing a bumpy texture, sometimes linked to other diseases, with various treatments available.
21 citations
,
December 1994 in “British Journal of Dermatology” Sheep dermal papillae can help form hair follicles in skin models.
33 citations
,
September 1987 in “American Journal of Medical Genetics” Uncombable hair is inherited dominantly with complete penetrance.
April 2016 in “The journal of investigative dermatology/Journal of investigative dermatology” Neoplasms hide in hair follicles to avoid the immune system.
4 citations
,
July 2015 in “Journal of Feline Medicine and Surgery Open Reports” A cat with hair loss and illness was found to have cancer spread from its colon.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
June 2021 in “The Journal of Family Practice” A 69-year-old woman has a fast-growing hand lesion that didn't improve with salicylic acid.
14 citations
,
August 2006 in “Clinical and Experimental Dermatology” A girl with no hair neglect developed plica neuropathica in the hospital, lost all her hair, but it grew back.
10 citations
,
November 1964 in “Zentralblatt für Veterinärmedizin Reihe A” Benign epithelial tumors in dogs don't spread or become cancerous.
8 citations
,
April 1997 in “Experimental Dermatology” hHbl gene is active in hair shaft cells and some pilomatricomas.
8 citations
,
July 1986 in “International Journal of Dermatology” Eruptive vellus hair cysts are harmless skin bumps that may go away on their own.
IP-PA1 helps grow hair in mice and affects human cell growth-related genes differently than traditional hair growth treatments.
July 2025 in “Case Reports in Dermatology” Early detection and treatment are crucial to prevent irreversible hair loss in Lichen Planopilaris.
1 citations
,
July 2023 in “Cureus” A rare hair disorder with multiple hairs from one follicle was found on a patient's abdomen.
October 2025 in “Brazilian Journal of Veterinary Research and Animal Science” Neotropical porcupines can get co-infected with poxvirus and Toxoplasma gondii.
6 citations
,
May 2015 in “Veterinary Clinics of North America: Equine Practice” Horse skin diseases are complex to manage and often require a biopsy for accurate diagnosis and treatment.
September 2025 in “Egyptian Journal of Dermatology and Venerology” Dermoscopy is crucial for diagnosing rare scalp tumors like trichofolliculoma.
34 citations
,
January 1983 in “Journal of Investigative Dermatology”
8 citations
,
September 1997 in “Postgraduate medicine” Older women often have vulva issues due to less estrogen, which can be misdiagnosed and lead to wrong treatments.
April 2026 in “Dermatology and Therapy” Pregnancy can cause skin changes and issues that need careful management.
August 2022 in “MEDICINUS” A 22-year-old homosexual man was diagnosed with secondary syphilis, genital warts, and HIV, highlighting the high STI risk in men who have sex with men.
The document is a detailed guide on skin conditions and treatments for dermatologists.