Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
59 citations
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December 2016 in “Clinical, Cosmetic and Investigational Dermatology” Acne keloidalis nuchae is a tough-to-treat condition that greatly affects quality of life, especially in men of African descent.
8 citations
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October 2021 in “European Journal of Dermatology” Wounds heal faster in the anogenital/inguinal area than in the axillary area after surgery for hidradenitis suppurativa.
November 2024 in “Journal of Investigative Dermatology” 22 citations
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August 2011 in “Journal of the American Academy of Dermatology” Topical tacrolimus can effectively treat erosive pustular dermatosis and related hair loss.
15 citations
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May 1989 in “PubMed” Psoriasis on the scalp causes smaller oil glands and thinner hair but doesn't lead to hair loss.
5 citations
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January 1985 in “The Journal of Dermatologic Surgery and Oncology” A man developed unusual growths after a hair transplant, which were treated successfully with no recurrence after a month.
21 citations
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April 2000 in “Journal of Cutaneous Pathology” The hamartoma is an abnormal hair growth with limited development in the upper hair follicle.
34 citations
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July 2011 in “Journal of the European Academy of Dermatology and Venereology” The study concluded that scalp tumors show different patterns based on age, gender, and tumor thickness, and emphasized the importance of early detection and scalp examinations.
January 2025 in “NATIONAL BOARD OF EXAMINATIONS JOURNAL OF MEDICAL SCIENCES” Dermoscopy is useful for accurately diagnosing syphilitic alopecia.
November 2022 in “The journal of investigative dermatology/Journal of investigative dermatology” Targeted cancer therapies can cause skin side effects, but activating SOS in the skin may help reduce them.
7 citations
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December 1970 in “Biochimica et Biophysica Acta (BBA) - Protein Structure” 7 citations
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January 1992 in “Acta Histochemica” Porcine and human pilosebaceous units are very similar.
2 citations
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May 2005 in “Seminars in Plastic Surgery” The Juri Temporo-Parieto-Occipital Flap is a good option for scalp reconstruction and hairline restoration with a natural look, despite some risk of necrosis and scarring.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
23 citations
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March 1989 in “The Veterinary clinics of North America. Food animal practice” Llamas often have skin issues like mange, bacterial infections, and allergies, with some treatable by zinc.
Melanocytes can regenerate around hair follicles in bullous pemphigoid, especially in patients with darker skin.
July 2002 in “Hair transplant forum international” The document lists common and scalp-specific lesions, emphasizing the need for hair restoration surgeons to recognize these and refer patients to a dermatologist if necessary.
1 citations
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April 2019 in “JAAD case reports” A woman with lymphoma had a rare skin rash on her scalp and forehead, which was hard to diagnose but responded well to treatment.
22 citations
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February 2008 in “Journal of Dermatological Science” EPR spectroscopy showed that spontaneous hair growth results in thicker skin and less pigmented hair than depilation-induced growth.
28 citations
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January 2007 in “Journal of dermatology” Three white adults had a rare scalp condition with increased fat and sometimes hair loss, suggesting it's not limited to black women and might be more widespread.
1 citations
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October 2021 in “Journal of Investigative Dermatology” August 2025 in “Scientific Reports” Itchy keloids on the chest are linked to more nerve fibers and substance P.
January 2026 in “MDPI (MDPI AG)” The hairy ear mutation in mice is linked to changes in gene expression affecting hair growth.
26 citations
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May 2016 in “Journal of biological chemistry/The Journal of biological chemistry” sPLA2-IIE is crucial for normal hair follicle structure and skin health.
18 citations
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June 1993 in “Archives of Dermatological Research” Human hair follicles can be used to create skin-like tissue for wound healing and drug testing.
10 citations
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May 1991 in “Journal of the American Academy of Dermatology”
April 2023 in “The journal of investigative dermatology/Journal of investigative dermatology” The study found that a key immune pathway protecting hair follicles is reduced in a mouse model of scarring hair loss.
December 2025 in “Biology Bulletin” Baikal seals' skin shows normal features for protection and some pathologies possibly linked to climate change or a virus.
43 citations
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April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.