January 2025 in “Veterinary Record Case Reports” The dog's skin condition improved quickly with treatment and did not return.
November 2025 in “Journal of Investigative Dermatology” December 2020 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Hidradenitis suppurativa may be a type of autoinflammatory skin disease linked to gene mutations and immune system issues.
3 citations
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July 2013 in “Journal of Cutaneous Pathology” A woman's hair loss, resembling an autoimmune condition, improved after treatment, but requires ongoing checks due to potential serious associations.
July 2004 in “TSpace (University of Toronto)” A rare case showed alopecia areata and lichen planus occurring together in one person.
October 2025 in “Pediatric Dermatology” A 16-year-old boy's facial condition improved with doxycycline, suggesting an immune response to hair follicle damage.
A 72-year-old man was diagnosed with a rare skin form of Rosai-Dorfman disease after years of misdiagnosis.
4 citations
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September 2024 in “Cell Reports” Granulocyte colony stimulating factor helps heal wounds without scars.
18 citations
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July 2001 in “Australian veterinary journal” A cat with skin bumps and itching had high blood fats and skin infections, which improved with diet and medication changes.
May 2023 in “The Journal of Immunology” Alopecia areata involves unique activation of certain immune cells.
11 citations
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June 1974 in “Journal of Cutaneous Pathology” Follicular mucinosis causes significant damage to hair follicle cells.
November 2025 in “Journal of Investigative Dermatology” Chronic refractory alopecia areata has more skin-resident memory T cells, and JAK inhibitors may help reduce them.
3 citations
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June 2013 in “Turkish Journal of Rheumatology” A 16-year-old boy with Castleman's disease and lupus was successfully treated and showed no recurrence.
32 citations
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August 1982 in “Journal of the American Academy of Dermatology” GLPLS and LPP are variants of lichen planus.
April 2018 in “The journal of investigative dermatology/Journal of investigative dermatology” A high-fat diet worsens neutrophilic folliculitis by increasing certain chemokines.
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” ILC1-like cells can cause alopecia areata by attacking hair follicles.
ILC1-like cells can independently cause alopecia areata by affecting hair follicles.
A man with a rare lung-focused form of hypereosinophilic syndrome improved with steroid treatment.
7 citations
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October 2017 in “Journal of exotic pet medicine” A guinea pig with ovarian cysts had a uterine infection and abnormal uterus lining due to a piece of hay inside it.
4 citations
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May 2019 in “Journal of The European Academy of Dermatology and Venereology” Hair loss treatment caused more hair loss in a man.
January 2009 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with alopecia may indicate myasthenia gravis.
January 2024 in “Case Reports in Endocrinology” Cortisone tapering may help improve severe myasthenia gravis and alopecia areata after thymectomy.
4 citations
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April 1989 in “The Journal of Dermatology” Trichohyalin granules help inner root sheath cells in hair follicles harden by integrating with keratin filaments.
July 2019 in “Zenodo (CERN European Organization for Nuclear Research)” Follicular mucinosis in a 15-year-old is usually harmless but needs monitoring for possible lymphoma.
Tjalma Syndrome is a rare condition in people with lupus, causing fluid buildup and high CA-125 levels, but not due to tumors.
13 citations
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December 2006 in “Journal of experimental animal science” Interferon gamma alone can't cause alopecia areata in C3H/HeJ mice.
8 citations
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November 2015 in “The American journal of dermatopathology/American journal of dermatopathology” Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
54 citations
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May 1999 in “Journal of Cutaneous Pathology” Apocrine type cutaneous mixed tumors often resemble hair follicles, sebaceous glands, and apocrine glands.
April 2016 in “Journal of The American Academy of Dermatology” Finasteride effectively treated hidradenitis suppurativa.
15 citations
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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.