A rare skin condition in a 17-year-old was diagnosed late, stressing the need for careful evaluation and genetic testing.
September 2011 in “Archives of dermatology” The child was diagnosed with cutaneous leishmaniasis.
April 2021 in “BMJ Case Reports” Accurate diagnosis of pseudolymphomatous folliculitis is crucial to avoid mistaking it for more serious conditions.
15 citations
,
July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
76 citations
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June 2008 in “Journal of the American Academy of Dermatology” The conclusion is that certain scalp tissue changes are characteristic of lichen planopilaris, with mucinous perifollicular fibroplasia being a new feature for diagnosis.
37 citations
,
November 2003 in “Veterinary pathology” Hair loss in mice starts with immune cells damaging hair roots before it becomes visible.
22 citations
,
June 2013 in “Australasian Journal of Dermatology” Early stage bald spots are linked to skin inflammation and damage to the upper part of the hair follicle.
7 citations
,
January 2011 in “Veterinary Pathology” A horse with severe hair loss was diagnosed with alopecia areata and a yeast infection.
1 citations
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July 2021 in “Veterinary Medicine and Science” A cat's skin condition was fully cured with cyclosporine A after other treatments failed.
January 2026 in “Journal of Investigative Dermatology” Special cells can help regrow hair in alopecia areata.
March 2019 in “Nasza Dermatologia Online” A man had both alopecia areata and lichen planus, which is uncommon.
January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
185 citations
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August 2005 in “Autoimmunity Reviews” Alopecia areata is an autoimmune condition causing hair loss due to the immune system attacking hair follicles, often influenced by genetics and stress.
126 citations
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April 2006 in “International Journal of Dermatology” The conclusion is that FFA and LPP have similar scalp biopsy features, making them hard to distinguish histologically, and FFA may be a specific kind of scarring hair loss.
68 citations
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May 2012 in “Annals of Oncology” Some breast cancer chemotherapy can cause permanent hair loss.
53 citations
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May 1995 in “Journal of The American Academy of Dermatology” Syphilis can cause hair loss that looks like other conditions, but it improves with treatment.
33 citations
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March 2018 in “Italian Journal of Dermatology and Venereology” Cutaneous lupus erythematosus is a chronic skin disease that can progress to systemic lupus in some cases and requires treatment to prevent recurrences and scarring.
16 citations
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February 1999 in “American Journal of Dermatopathology” Lymphocytes may hinder hair stem cells, causing hair loss without scarring.
14 citations
,
January 2014 in “Indian Journal of Dermatology Venereology and Leprology” Frontal fibrosing alopecia can affect men's beards and leads to permanent hair loss.
9 citations
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July 2020 in “Journal of Dermatology” Asian patients with Frontal Fibrosing Alopecia often lose eyebrow hair and respond well to combined antiandrogen or antimalarial and topical treatments.
7 citations
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January 2020 in “Dermatology online journal” An adult with a rare skin condition improved with tazarotene treatment.
6 citations
,
February 2010 in “Journal of The American Academy of Dermatology” A woman had a rare skin condition with recurring painful nodules that heal in 6 weeks, often without needing treatment.
5 citations
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August 2012 in “Archives of Dermatology” The immune system can cause permanent skin and hair whitening by attacking pigment cells.
4 citations
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September 2017 in “Skin appendage disorders” The dog with an Alopecia Areata-like condition showed signs of an autoimmune disease and partially regrew hair without treatment, suggesting dogs could be models for human AA research.
4 citations
,
August 2017 in “Journal of cutaneous pathology” An 8-year-old girl had a rare, benign skin tumor on her forehead.
4 citations
,
September 2011 in “Journal of the American Academy of Dermatology” A man developed a skin cancer called folliculotropic mycosis fungoides after a kidney transplant.
3 citations
,
May 2019 in “Australasian Journal of Dermatology” Hair loss in Cronkhite-Canada syndrome may be caused by autoimmune factors, not just stress or malabsorption.
3 citations
,
December 2003 in “Archives of Pathology & Laboratory Medicine” The nodule was a benign cutaneous lymphadenoma, not cancer, and was successfully removed.
1 citations
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September 2013 in “The Journal of Dermatology” An 8-year-old girl developed a rare skin condition in a linear pattern on one side of her body after a lung infection, which improved with treatment.
1 citations
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December 2021 Cats likely have a reactive skin condition, while dogs may have a more complex, possibly cancerous one.