Microneedling for hair loss may cause skin cancer.
Microneedling for hair loss may cause skin cancer.
October 2016 in “Journal of Case Reports” A rare ovarian tumor can occur without causing male-like symptoms.
92 citations
,
May 2004 in “Journal of Investigative Dermatology” February 2025 in “American Journal of Medical Case Reports” A rare skin cancer was correctly diagnosed after surgery, highlighting the need for careful examination and follow-up.
1 citations
,
January 2021 CD4+ skin cells may be precursors to basal cell carcinoma.
3 citations
,
June 2001 in “Journal of Zoo and Wildlife Medicine” The lemur's testicular tumor was removed, improving its coat and behavior, with no signs of cancer spread.
October 2024 in “Journal of the Endocrine Society” Ovarian steroid cell tumors can mimic adrenal hyperplasia, and surgery can normalize hormone levels.
6 citations
,
November 2017 in “Journal of the European Academy of Dermatology and Venereology” A woman got melanoma on her scalp after anti-hair loss treatment with injections.
3 citations
,
March 1998 in “PubMed” A woman's skin and hair conditions improved after her cancerous tumor was removed.
November 2020 in “bioRxiv (Cold Spring Harbor Laboratory)” Apoptotic cells may trigger cell death in hair follicles during their regression cycle.
December 2023 in “Curēus” Surgical removal of a scalp keratoacanthoma is effective and prevents recurrence, but hair may not regrow.
22 citations
,
December 2003 in “Veterinary clinical pathology” The Persian cat has a skin infection caused by a fungus, treatable with antifungal medication.
Hedgehog signaling can create new hair follicles but may also cause tumors.
November 2025 in “Journal of Investigative Dermatology” PCFCL may have unrecognized subtypes and needs more research.
2 citations
,
June 1980 in “International Journal of Dermatology” Scalp biopsies are important for diagnosing hair loss conditions.
1 citations
,
January 1995 in “Skin Cancer” Immunohistochemistry helps accurately identify and differentiate malignant trichilemmoma.
13 citations
,
March 2000 in “Veterinary Dermatology” Dogs have a skin condition like human pseudopelade, causing hair loss that doesn't improve with treatment.
3 citations
,
January 2021 in “touchREVIEWS in Endocrinology” Surgery removed an ovarian tumor, improving her symptoms and normalizing testosterone levels.
April 2017 in “Journal of Investigative Dermatology” A virus protein can activate a pathway that may lead to abnormal hair follicle development.
Onychomatricoma is a unique nail tumor, not related to other hair-related tumors.
June 2025 in “bioRxiv (Cold Spring Harbor Laboratory)” In alopecia areata, certain immune cells increase and express a protein linked to immune activation.
1 citations
,
March 2023 in “Journal of the Turkish Academy of Dermatology” Temporal triangular alopecia may be linked to sebaceous nevus and shows a new pinkish background feature.
January 2025 in “Dermatology Review” Giant keratoacanthoma can look like squamous cell carcinoma, requiring careful diagnosis and surgical removal.
September 2022 in “Curēus” The removed ovarian tumor was a rare type of blood vessel tumor that improved the patient's symptoms and hormone levels after surgery.
August 2004 in “Veterinary Dermatology” The red panda's hair loss was caused by an endocrine issue linked to ovarian tumors.
5 citations
,
November 2001 in “PubMed” An 80-year-old woman's severe hair loss was caused by a hormone-secreting ovarian tumor.
7 citations
,
March 2003 in “PubMed” The scalp has a natural speckled pattern of increased pigment around hair follicles, possibly linked to local hormone production.
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.
14 citations
,
January 2012 in “International Journal of Trichology” Hodgkin's lymphoma can show up as hair loss.