January 2020 in “JAAD case reports” Systemic mastocytosis may cause a type of hair loss called cicatricial alopecia.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
August 2018 in “Journal of The American Academy of Dermatology” A 90-year-old woman's hand lesion was a rare, aggressive skin cancer treated successfully with surgery.
October 2023 in “Journal of the Endocrine Society” A woman's increased facial hair and hair loss were caused by a rare ovarian tumor, cured by surgery.
October 2025 in “Journal of the Endocrine Society” A postmenopausal woman had rare symptoms due to a possible ovarian tumor, needing thorough evaluation.
4 citations
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February 2018 in “Annales de Dermatologie et de Vénéréologie” Onychomatricome is a benign nail tumor with specific dermoscopic features that help distinguish it from cancer.
7 citations
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May 1988 in “International Journal of Dermatology” The patient's hair has unique structural differences with alternating bright and dark bands.
165 citations
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January 2006 in “Molecular Medicine” Matriptase is crucial for skin, hair, and immune cell health, and its imbalance can lead to cancer.
47 citations
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April 1978 in “Journal of Cutaneous Pathology” Basal cell epithelioma resembles fetal hair follicles, not adult or fetal skin.
November 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” Removing MCPIP1 from myeloid cells in mice leads to hair loss and prevents skin tumors but causes pigmented spots.
June 2021 in “Scholars journal of applied medical sciences” Trichofolliculoma, a rare benign hair follicle tumor, can potentially recur.
2 citations
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May 2018 in “International journal of reproduction, contraception, obstetrics and gynecology” Ovarian hemangioma is a rare, benign tumor that can be treated effectively with surgical removal.
2 citations
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June 2022 in “Life” A 14-year-old boy is the youngest person reported with a rare, benign tumor related to hair follicles, usually found in older people.
February 2019 in “American Journal of Dermatopathology” A rare case showed basal cell carcinoma and leiomyosarcoma coexisting, needing careful diagnosis and treatment.
12 citations
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October 2006 Matriptase imbalance contributes to cancer development and spread.
October 2023 in “Indian dermatology online journal” The young woman has a benign, hereditary skin condition with no signs of a more serious syndrome.
May 2021 in “Journal of the Endocrine Society” A woman with a rare ovarian tumor and hyperparathyroidism improved after surgery, highlighting the need for reporting unusual cases to understand and manage rare diseases.
May 2021 in “Journal of the Endocrine Society” A rare ovarian cancer with a good outlook was found in a woman with unusual hair growth and abdominal symptoms.
1 citations
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December 2018 in “Journal of cutaneous pathology” Some skin growths with mucin can form hair follicles and resemble skin cancer, but a special stain can help tell them apart.
2 citations
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August 2025 in “Reports — Medical Cases Images and Videos” A rare pigmented skin tumor called melanotrichoblastoma was diagnosed in a 51-year-old woman.
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.
September 2025 in “Egyptian Journal of Dermatology and Venerology” Dermoscopy is crucial for diagnosing rare scalp tumors like trichofolliculoma.
54 citations
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November 1986 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
January 2021 in “touchREVIEWS in Endocrinology” Surgery successfully treated a hidden ovarian tumor causing hair loss and excess hair growth in a postmenopausal woman.
April 2020 in “Journal of the Endocrine Society” A rare ovarian tumor caused high male hormone levels, but surgery fixed it.
7 citations
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February 2010 in “British Journal of Dermatology” A woman with a rare autoimmune disorder had a blister on her eye and unique immune reaction, which was effectively treated with medication.
March 2021 in “Revista da Associação Médica Brasileira”
October 2024 in “Journal of the Endocrine Society” Rare ovarian tumors can cause hyperandrogenism, even if imaging appears normal.
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.
6 citations
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June 2006 in “International Journal of Gynecological Pathology” A postmenopausal woman's hormone imbalance and symptoms improved after removing benign ovarian tumors.