26 citations
,
August 2016 in “Actas Dermo-Sifiliográficas” Frontal Fibrosing Alopecia in men is often missed and can come with symptoms like facial bumps and hair loss on eyebrows and limbs.
8 citations
,
January 2017 in “Journal of Oral and Maxillofacial Pathology” Keratoacanthomas on lips may originate differently than those on skin.
The document concludes that Loose Anagen Hair Syndrome is a benign condition where hair is thin and easily pulled out, often improving with age.
January 2015 in “Pathology” A 64-year-old man had a rare skin cancer near his ear, unresponsive to antibiotics, with specific skin and hair follicle changes.
28 citations
,
May 1998 in “Journal of the American Academy of Dermatology” Scalp inflammation can cause multiple hairs to grow from one follicle.
June 2023 in “Clinical Case Reports” Complete surgical removal and regular check-ups are essential for treating a rare skin cancer, and hair transplant can help fix scars from cancer surgery.
13 citations
,
February 2006 in “Clinical and Experimental Dermatology” A benign tumor developed at a girl's BCG vaccination site, not previously linked to the vaccine.
October 1967 in “Archives of Dermatology” A 42-year-old woman had a scalp lesion that didn't cause hair loss and showed specific changes under a microscope.
21 citations
,
June 1992 in “Pediatric Dermatology” Eruptive vellus hair cysts are often underreported and need histologic confirmation for accurate diagnosis.
October 2024 in “Journal of Cutaneous Pathology” Compound follicles in folliculitis decalvans mainly have active hair follicles.
2 citations
,
December 2018 Alopecia frontal fibrosante affects facial vellus hair and can be diagnosed with dermatoscopy.
1 citations
,
March 1991 in “PubMed” Naevoid bundle hair is an unusual hair growth pattern where multiple hairs fuse together.
September 2022 in “Journal of medical sciences and health” A person had two different benign skin tumors, a trichoadenoma and melanocytic naevi, at the same time but in different places on the face.
13 citations
,
November 1985 in “International Journal of Dermatology” The study found clear differences in lesion distribution and microscopic features among trichostasis spinulosa, keratosis pilaris, and eruptive vellus hair cysts.
March 2019 in “Nasza Dermatologia Online” A rare scalp condition with hair loss was correctly diagnosed and treated, leading to hair regrowth.
69 citations
,
August 1988 in “Journal of Investigative Dermatology”
1 citations
,
October 2023 in “Journal of the Pakistan Medical Association” Folliculotropic mycosis fungoides can occur in children and is diagnosed with specific tests, but often stays in early stages with treatment.
December 1972 in “Archives of Dermatology” The girl has an inflammatory type of scarring hair loss.
4 citations
,
August 2017 in “International journal of molecular sciences” The conclusion is that Pigmented Epithelioid Melanocytoma can start from hair follicle stem cells or from a mole on the skin.
1 citations
,
December 2017 in “Anais Brasileiros de Dermatologia” Frontal fibrosing alopecia can mimic traction alopecia but has distinct features like facial papules and eyebrow thinning.
6 citations
,
August 2011 in “Anais Brasileiros de Dermatologia” Vellus hair cysts can cause acne-like bumps that don't respond to treatment.
November 2025 in “SKIN The Journal of Cutaneous Medicine” Granuloma faciale can occur on the scalp, especially in people with advanced hair loss, and may improve with treatment.
14 citations
,
January 2010 in “Dermatology” Some people with congenital triangular alopecia have a central tuft of hair in the bald patch, but the cause is unknown.
5 citations
,
August 2020 in “Curēus” The document concludes that recent studies help tell apart desmoplastic trichoepitheliomas from other skin tumors, but more research is needed for clear differentiation.
75 citations
,
September 1985 in “Archives of dermatology” Two boys had a rare skin condition needing to be differentiated from similar disorders, with unclear inheritance due to few cases.
December 2017 in “Canadian journal of ophthalmology” A rare skin condition was misdiagnosed as a harmless mole on a woman's eyelid.
April 2016 in “Journal of Investigative Dermatology” MEK and BRAF inhibitors increase sebum production and accumulation, which could cause acne-like side effects.
1 citations
,
May 2023 in “Curēus” A man had a benign pilar cyst on his face, which is rare and was successfully removed by surgery.
2 citations
,
January 2023 in “Annals of Dermatology” A hairless patch on a boy's scalp from birth injury improved with minoxidil treatment.
March 2012 in “Journal of The American Academy of Dermatology” Dermoscopy helps diagnose different hair loss conditions, and characteristics vary among ethnicities and individual cases.