May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
March 2022 in “JAAD case reports” A man had a non-cancerous, fast-growing skin lump on his arm that was removed with surgery.
December 2021 in “Pathologica” Trichogerminoma is a rare, benign skin tumor from hair cells, with a small risk of becoming cancerous.
54 citations
,
November 1986 in “Journal of the American Academy of Dermatology” Generalized trichoepitheliomas with hair loss may indicate myasthenia gravis.
86 citations
,
February 2012 in “Journal of Clinical Investigation” Stem cells in hair follicles are diverse and change throughout the hair cycle.
15 citations
,
September 2002 in “Journal of Biological Chemistry” Abnormal keratin expression in mice causes severe oral issues, affecting feeding.
August 2024 in “Clinical Case Reports” Pilomatricoma is a rare, benign skin tumor that requires surgical removal for best results.
29 citations
,
October 2010 in “Journal of Investigative Dermatology” Activating Kras in mouse skin causes excess skin and hair loss.
18 citations
,
March 2009 in “Experimental Dermatology” Pilomatricoma can develop into various hair-related structures.
21 citations
,
June 2004 in “Experimental Dermatology” Ber‐EP4 marks cells related to the secondary hair germ in hair follicles.
27 citations
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December 2005 in “Journal of Cutaneous Pathology” The malignant pilomatricoma showed strong epithelial keratin expression, suggesting it may not calcify.
January 2009 in “Repositório Científico do Instituto Politécnico de Viseu (Instituto Politécnico de Viseu)” The skin lesion was diagnosed as a matrical cyst with unusual features.
Basaloid follicular hamartoma is a rare, benign skin growth often misdiagnosed.
19 citations
,
February 2016 in “Journal of The American Academy of Dermatology” CD3+ T-cell presence is a reliable marker to tell apart alopecia areata from pattern hair loss.
28 citations
,
January 2013 in “Stem cells” Certain human skin cells marked by CD44 and ALDH are rich in stem cells capable of long-term skin renewal.
36 citations
,
September 2009 in “Journal of Cellular and Molecular Medicine” New treatments targeting skin stem cells show promise for skin repair, anti-aging, and cancer therapy.
5 citations
,
February 2015 in “Journal of Comparative Pathology” High proliferative activity and peripheral invasion indicate malignancy in canine sebaceous gland tumors; the term 'epithelioma' should be updated for clarity.
15 citations
,
January 2014 in “Dermatology” Some patients with a type of skin lymphoma can experience a rare, non-scarring hair loss that looks like another hair loss condition but has distinct features.
19 citations
,
January 2014 in “International Journal of Medical Sciences” Abnormal activation of hair follicle stem cells and Wnt/β-catenin signaling contributes to sebaceous neoplasms.
15 citations
,
October 2014 in “Journal of Investigative Dermatology” New treatments targeting the Hedgehog pathway can help treat advanced skin cancer but may have side effects and their effectiveness in early stages is unknown.
17 citations
,
January 2014 in “Stem Cells Translational Medicine” Canine epidermal neural crest stem cells could be a promising treatment for spinal cord injuries in dogs.
8 citations
,
August 2016 in “Journal of pathology and translational medicine” CD99 is highly present in certain skin cells and could help treat skin conditions.
October 2024 in “Frontiers in Oncology” Keratin 18 helps diagnose and predict cancer progression and affects cancer growth and spread.
23 citations
,
July 1982 in “International Journal of Dermatology” The review concludes that accurate diagnosis of different types of hair loss requires proper biopsy techniques and understanding the hair growth cycle and underlying causes.
15 citations
,
July 1999 in “Dermatologic Clinics” The document concludes that immune system abnormalities cause alopecia areata, but the exact process is still not completely understood.
A neck lesion misdiagnosed as benign was later treated successfully with Mohs Micrographic Surgery.
2 citations
,
December 2013 in “Veterinary dermatology” Three dogs with a rare skin condition improved with treatment.
2 citations
,
June 2001 in “American Journal of Pathology” The document concludes that understanding how hair follicles naturally die and regenerate is important for insights into organ development and could impact health and disease treatment.
16 citations
,
October 2014 in “Oral surgery, oral medicine, oral pathology and oral radiology” Keratoacanthoma comes from hair follicle cells.
80 citations
,
June 2000 in “Modern Pathology” Long-standing benign tumors can become cancerous, especially in people with weakened immune systems.