Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
8 citations
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September 2016 in “The American Journal of Dermatopathology” Enlarged sweat gland ducts may indicate scarring hair loss.
January 2026 in “International Journal of Research and Innovation in Applied Science” Recognizing specific markers is crucial for correctly diagnosing and treating rare multifocal MPTT in males.
March 2026 in “Dermatology Online Journal” Cystic panfolliculoma is a rare, harmless tumor that can be confused with other skin tumors.
2 citations
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May 2020 in “Journal of the American Academy of Dermatology” Hair shaft changes may be linked to CCCA, but their role is unclear.
18 citations
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April 2016 in “American Journal of Dermatopathology” Larger nail cavity sizes suggest benign tumors, while smaller ones may need further biopsy to rule out cancer.
December 2009 in “Journal of Veterinary Clinics” The dog's back mass was a keratoacanthoma with inflammation, successfully removed without recurrence.
47 citations
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February 2014 in “Journal of Cutaneous Pathology” Matrical tumors share a common growth mechanism involving the Wnt pathway and consistent PHLDA1 expression.
February 2022 in “Skin research and technology” Reflective confocal microscopy can potentially diagnose epidermoid cysts without a biopsy.
12 citations
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January 1991 in “Acta Dermato Venereologica” Basal cell epithelioma-like changes are most similar to normal basal cells.
A woman with a rare hair loss condition developed skin cancer in the bald area.
April 2018 in “Journal of Investigative Dermatology” The conclusion introduces a new way to classify skin cysts using their shape and genetic markers.
14 citations
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June 2005 in “PubMed” A rare ear cyst contained hair fragments.
1 citations
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April 2012 in “Informa Healthcare eBooks” The conclusion is that detailed clinical descriptions help pathologists diagnose hair loss conditions more accurately.
3 citations
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March 1966 in “Archives of Dermatology” Nevoid basal cell carcinomas start in the skin's top layer and hair follicles.
61 citations
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April 1969 in “Archives of Dermatology” Skin biopsy is crucial for diagnosing unknown baldness causes.
3 citations
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April 2016 in “International Journal of Dermatology” A young man was diagnosed with trichoepitheliomas, causing thick skin and hair loss.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
37 citations
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April 1977 in “Journal of Cutaneous Pathology” Skin biopsy can help diagnose hair loss from trichotillomania.
16 citations
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February 2018 in “Journal of The American Academy of Dermatology” Scalp biopsies from dermatomyositis patients show chronic hair loss without scarring, with mucin and blood vessel changes being very common.
1 citations
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January 2012 in “Journal of Toxicologic Pathology” A rat had a cyst similar to a hair follicle structure.
2 citations
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June 2003 in “American Journal of Dermatopathology” A unique case of skin cancer showed unusual calcification, possibly linked to calcium-binding proteins.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Examining scalp tissue under a microscope helps diagnose and understand hair loss diseases.
13 citations
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February 1980 in “Journal of Cutaneous Pathology” Rubbing seborrheic keratoses causes specific skin changes and may link them to hair follicles.
3 citations
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January 1989 in “PubMed” The review found that specific changes in scalp tissue can help diagnose different types of hair loss.
1 citations
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January 2015 in “Indian Journal of Veterinary Pathology” Two dogs had different types of hair follicle tumors.
12 citations
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June 2013 in “International Journal of Dermatology” Seborrheic keratosis shows varied cell differentiation, and keratin analysis helps diagnose skin tumors.
12 citations
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May 2001 in “British journal of dermatology/British journal of dermatology, Supplement” A rare benign skin tumor showed unusual features of sebaceous and sweat glands, important for correct diagnosis.
3 citations
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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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January 2007 in “The Internet Journal of Dermatology” A rare, harmless skin tumor was found on a man's nose.