December 2009 in “Journal of Veterinary Clinics” The dog's back mass was a keratoacanthoma with inflammation, successfully removed without recurrence.
October 2021 in “European journal of cancer” Repeated biopsies are crucial for managing lupus panniculitis when initial treatments fail.
4 citations
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May 2015 in “Indian Journal of Dermatology, Venereology and Leprology” Congenital triangular alopecia can occur outside the typical fronto-temporal region.
January 2026 in “Indian Journal of Ophthalmology - Case Reports” Trichilemmal cysts can appear on children's eyelids and may be mistaken for other conditions.
22 citations
,
September 2014 in “Hormones” Metformin may help treat neuroendocrine tumors.
September 2024 in “Egyptian Journal of Medical Human Genetics” Consider NF1 in newborns with rare congenital anomalies.
3 citations
,
August 2012 in “The American Journal of Dermatopathology” A man with a birthmark on his scalp developed hair loss that improved with treatment, but the link between the birthmark and hair loss was unclear.
Synthetic hair implants can cause scalp cancer years later.
4 citations
,
September 2010 in “Medical Hypotheses”
35 citations
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February 2012 in “The New England Journal of Medicine” Early diagnosis and treatment of TPP can prevent complications.
1 citations
,
July 2022 in “BMC Women s Health” An ovarian tumor can cause high male hormones in postmenopausal women.
211 citations
,
February 1994 in “Proceedings of the National Academy of Sciences” Too much parathyroid hormone-related protein in skin disrupts hair growth in mice.
February 2019 in “American Journal of Dermatopathology” A rare case showed basal cell carcinoma and leiomyosarcoma coexisting, needing careful diagnosis and treatment.
September 2025 in “Journal of Veterinary and Animal Sciences” Nine hair follicle tumors were found in dogs.
January 2017 in “University journal of surgery and surgical specialities” Steroid cell tumors in ovaries are rare, can cause hormone changes, and may be cancerous.
Loss of the p53 gene alone causes tumors, and losing both p53 and Rb genes speeds up aggressive skin cancer.
18 citations
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September 2006 in “Dermatologic Surgery” Aggressive scalp squamous cell carcinomas have a high death rate and need early, strong treatment.
14 citations
,
June 2005 in “PubMed” A rare ear cyst contained hair fragments.
4 citations
,
May 2022 in “PeerJ” Melatonin may help hair growth by affecting cell growth and hair-related signaling pathways.
1 citations
,
May 2025 in “The Journal of Rheumatology” A fungus ball in the lung can cause coughing up blood in SLE patients.
3 citations
,
January 2021 in “Skin appendage disorders” Hair loss due to scalp metastasis from breast cancer, known as Neoplastic Alopecia, has a better survival rate than other scalp metastases and requires a biopsy for diagnosis.
October 2019 in “European Journal of Dermatology” The boy's hair and skin color differences are due to a pigmentation disorder.
January 2016 in “ACG Case Reports Journal” A girl with Rapunzel syndrome had surgery to remove a hairball, and addressing mental health is important to prevent it from happening again.
December 2017 in “Canadian journal of ophthalmology” A rare skin condition was misdiagnosed as a harmless mole on a woman's eyelid.
2 citations
,
August 2008 in “Oncotarget” Apoptosis in hair follicles spreads through cell death signals, with stem cells slowing the process.
2 citations
,
October 2023 in “The American journal of case reports” A man developed a benign tumor at his COVID-19 vaccination site, which was successfully removed with surgery.
6 citations
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March 1976 in “Journal of Investigative Dermatology” August 2024 in “Case Reports in Ophthalmology” Older patients with new retinal lesions may have cancer, and local radiation might not stop it from spreading.
May 2019 in “Journal of clinical oncology” Radiation therapy with chemotherapy can cause severe, long-lasting hair loss.
6 citations
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February 2017 in “Case Reports in Dermatology” Hair loss led to the diagnosis of Cushing's disease in a patient, showing that hair loss can be a sign of hormonal disorders.