2 citations
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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.
51 citations
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May 1984 in “Journal of the American Academy of Dermatology” Benign follicular mucinosis involves immune cells attacking hair follicles.
32 citations
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July 2001 in “Journal of the American Academy of Dermatology” SLHA can be hard to diagnose and needs teamwork between specialists.
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” T cells with memory features grow in number and gather around hair follicles when there are not enough immune cells.
220 citations
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June 2013 in “The Journal of Pathology” Lichen planopilaris may be an autoimmune disease causing hair loss due to immune system issues in hair follicles.
July 2025 in “Cell & Bioscience” Specific immune cells and pathways contribute to hair follicle inflammation and hair loss, suggesting potential treatments for lichen planopilaris.
35 citations
,
November 2010 in “Journal of Cutaneous Pathology” Dilated follicular infundibula and increased catagen/telogen follicles are key indicators for diagnosing alopecia areata.
October 1991 in “Archives of Dermatology” The woman has a skin condition involving nodules, scars, and hair loss.
April 2018 in “Veterinary Pathology” Tigers had a skin condition causing hair loss and inflammation, but the cause is unknown and treatment didn't work.
January 2021 in “American journal of dermatological research and reviews” The muscle damage was caused by T-cell large granular lymphocytic leukemia, not dermatomyositis.
January 2015 in “Pathology” A 64-year-old man had a rare skin cancer near his ear, unresponsive to antibiotics, with specific skin and hair follicle changes.
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.
4 citations
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August 2017 in “Journal of cutaneous pathology” An 8-year-old girl had a rare, benign skin tumor on her forehead.
April 2026 in “Journal of Cutaneous Pathology” Alopecia can be caused by multicentric reticulohistiocytosis.
August 2021 in “Journal of Investigative Dermatology” ILC1-like cells can cause alopecia areata by disrupting hair follicle immunity, suggesting a new treatment approach.
3 citations
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January 2019 in “Annals of Dermatology” The study concluded that careful examination is key to differentiate between lipidized fibrous histiocytoma and juvenile xanthogranuloma.
78 citations
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July 1984 in “Journal of Investigative Dermatology” September 2016 in “Journal of Dermatological Science” Hair follicles produce IL-7, which is essential for certain skin lymphoma cells to survive.
January 2023 in “Journal of Cutaneous Pathology” The study found certain scalp biopsy features can help tell apart alopecia areata from pattern hair loss even when typical immune cells are not seen.
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.
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.
January 2024 in “Wiadomości Lekarskie” AI can help diagnose Follicular Lymphoma by accurately identifying specific cell types.
23 citations
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December 1977 in “Virchows Archiv B Cell Pathology”
June 2022 in “bioRxiv (Cold Spring Harbor Laboratory)” ILC1-like cells can cause alopecia areata by attacking hair follicles.
9 citations
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April 2020 in “Journal of Cosmetic Dermatology” Immune checkpoint inhibitors can cause scalp inflammation and hair follicle issues.
December 2024 in “Skin Appendage Disorders” Accurate diagnosis and treatment improved symptoms in a patient with alopecia linked to mycosis fungoides.
July 2025 in “Journal of Investigative Dermatology” Immune system changes may contribute to female pattern hair loss.
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.
April 2019 in “Journal of Investigative Dermatology” The PROCLIPI study found markers that help predict outcomes in skin lymphoma patients.
17 citations
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February 2001 in “Journal of the American Academy of Dermatology” Lithium can cause skin changes similar to mycosis fungoides.