5 citations
,
October 2019 in “JAAD Case Reports” These hair loss conditions might be part of a spectrum, not separate issues.
26 citations
,
July 1993 in “Journal of Investigative Dermatology” January 2006 in “Linchuang pifuke zazhi” Stem cell factor and certain proteins help melanocytes from hair follicles move and attach better, aiding vitiligo repigmentation.
February 2019 in “American Journal of Dermatopathology” A rare case showed basal cell carcinoma and leiomyosarcoma coexisting, needing careful diagnosis and treatment.
8 citations
,
January 2013 in “Australasian journal of dermatology” Trichodysplasia spinulosa is a rare skin condition caused by a virus, treatable with antiviral medication.
2 citations
,
March 2019 in “Veterinary dermatology” Thymoma in cats can cause hair loss without inflammation.
14 citations
,
September 2015 in “Ophthalmic plastic and reconstructive surgery” Surgical removal of abnormal fat pads fixed the woman's eyelid issue caused by likely silicone injections.
2 citations
,
April 2012 in “American Journal of Dermatopathology” Accurate diagnosis of NLS with dilated hair follicles is crucial to distinguish it from other conditions.
October 2024 in “Acta Biomaterialia” Collagen makes skin stiff, and preservation methods greatly increase tissue stiffness.
2 citations
,
September 2010 in “Acta Ophthalmologica” Meibomian glands are like hair follicles without a hair shaft.
October 2021 in “Journal of Investigative Dermatology” Skin cell strength decreases significantly as we age.
25 citations
,
June 2018 in “Journal of The American Academy of Dermatology” Genes linked to fibrosis are more active in people with central centrifugal cicatricial alopecia.
3 citations
,
December 2013 in “American Journal of Dermatopathology” A rare skin growth in a baby was successfully removed without coming back.
2 citations
,
November 2015 in “Actas Dermo-Sifiliográficas” The document suggests a possible link between mast cells and scarring alopecia, recommending more research for potential treatments.
October 2024 in “Journal of Cutaneous Pathology” Compound follicles in folliculitis decalvans mainly have active hair follicles.
3 citations
,
January 2014 Collagen XVIII and Bmx tyrosine kinase are important for hair growth and skin cancer development.
39 citations
,
February 2011 in “American Journal of Dermatopathology” Onychomatricoma is a unique nail tumor that mimics the entire nail unit and is not related to other hair-related tumors.
32 citations
,
February 2024 in “The Journal of Experimental Medicine” CXCL12+ fibroblasts help recruit neutrophils to fight skin infections.
1 citations
,
January 1995 in “Skin Cancer” Immunohistochemistry helps accurately identify and differentiate malignant trichilemmoma.
January 2026 in “JCEM Case Reports” Benign conditions can mimic serious ones in postmenopausal hyperandrogenism, requiring careful diagnosis.
1 citations
,
October 2022 in “Veterinary pathology” Some canine hair follicle tumors contain amyloid deposits, with a protein called CK5 involved in their formation.
2 citations
,
February 2019 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Tufted folliculitis is common in patients with folliculitis decalvans.
November 2025 in “Skin Appendage Disorders” Fibrosis contributes to hair loss in androgenetic alopecia, and targeting it may improve treatment.
3 citations
,
June 2016 in “Gynecological Endocrinology” Doctors used a special blood sampling technique to diagnose a woman's rare ovarian tumor that was producing male hormones.
Recognizing and fully removing giant pilomatrixomas is crucial to prevent them from becoming cancerous.
5 citations
,
August 2000 in “Archives of Pathology & Laboratory Medicine” The nodule on the woman's back was a benign hair follicle tumor, not cancer, but needed removal.
October 2019 in “Skin appendage disorders” The vitreous membrane in hair follicles changes shape during the hair cycle and may affect hair growth and nutrient exchange.
56 citations
,
January 2004 in “Journal of the American Academy of Dermatology” Cyclosporine can cause a unique skin condition called "cyclosporine-induced folliculodystrophy."
December 2014 in “Actas dermo-sifiliográficas/Actas dermo-sifiliográficas” Hair removal with intense pulsed light can cause rare skin lesions that are hard to fully treat.
September 1997 in “Journal of The European Academy of Dermatology and Venereology” Skin lymphoproliferative disorders are hard to diagnose and often linked to systemic diseases, but most have a good prognosis with accurate diagnosis.