8 citations
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January 2014 in “Indian Journal of Paediatric Dermatology” Congenital atrichia with papular lesions causes permanent hair loss and skin bumps from birth.
July 2025 in “Journal of Investigative Dermatology” Scarring alopecia involves increased immune cells and specific gene changes near damaged hair follicles.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
6 citations
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June 2010 in “Dermatologica Sinica” Panfolliculoma is a rare, non-cancerous growth related to hair follicles.
1 citations
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April 2023 in “Clinical, cosmetic and investigational dermatology” Antigens from skin cells may cause hair loss in perinevoid alopecia.
25 citations
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July 1994 in “Archives of Dermatology” A man's skin condition, pemphigus vulgaris, came back after he was treated with interleukin 2 for cancer.
7 citations
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March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
This rare genetic disorder causes permanent hair loss and skin bumps from birth.
5 citations
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April 2019 in “Veterinary Dermatology” Cats infested with Lynxacarus radovskyi can lose hair without inflammation, treatable with selamectin.
38 citations
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June 2005 in “International Journal of Dermatology” A man with nevus comedonicus syndrome had multiple skin issues, including basal cell carcinomas, which improved with treatment.
15 citations
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January 2006 in “British Journal of Dermatology” A woman with skin eruptions and hair loss improved significantly with ointment treatment.
1 citations
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November 2003 in “Annals of saudi medicine/Annals of Saudi medicine” A 17-year-old in Saudi Arabia was diagnosed with a rare skin condition causing red-brown facial patches.
May 2015 in “Journal of The American Academy of Dermatology” A woman with Parry-Romberg syndrome developed new curly hair on one side of her scalp, a condition not previously linked to the syndrome.
September 2017 in “Journal of Investigative Dermatology Symposium Proceedings” A 73-year-old woman with Hypopigmented Mycosis Fungoides, a rare skin lymphoma, experienced disease progression despite treatment, emphasizing the need for ongoing monitoring.
October 2024 in “GE Portuguese Journal of Gastroenterology” Unexplained excessive hair growth can signal underlying cancer and often indicates a poor prognosis.
39 citations
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July 2008 in “Dermatologic Therapy” Pseudopelade of Brocq is a unique hair loss condition, but its cause and development are still not fully understood.
1 citations
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September 2023 in “JAAD case reports” Mogamulizumab, a skin cancer drug, may cause hair loss similar to alopecia areata.
April 2017 in “Journal of Investigative Dermatology” The study found a link between the severity of Lichen Planopilaris seen by doctors and the details seen under a microscope, and created a new way to measure this severity.
A 21-year-old with lichen planopilaris was successfully treated, stopping disease progression and preventing crusts.
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.
21 citations
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April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
20 citations
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August 2003 in “Clinical and Experimental Dermatology” A new genetic mutation in the hairless gene causes a rare hair loss disorder.
June 2025 in “British Journal of Dermatology” Melanocytic matricoma can look like skin cancer but is usually harmless; surgery and follow-up are advised.
Improved nutrition quickly healed the patient's skin lesions.
1 citations
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July 2021 in “Clinical Cosmetic and Investigational Dermatology” Syphilis should be considered if PLEVA-like symptoms don't improve with treatment.
July 2019 in “Indian dermatology online journal” Alopecia areata can show unusual red-dotted vessels and dithranol treatment may mask typical patterns.
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.
3 citations
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December 1967 in “Australasian Journal of Dermatology” Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
23 citations
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January 1964 in “Archives of Dermatology” Treatment with vitamin A did not improve the child's skin condition.
6 citations
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July 2017 in “Clinical and Experimental Dermatology” Four new cases confirmed the unique features of follicular porokeratosis.