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.
March 2026 in “Journal of Investigative Dermatology”
58 citations
,
July 2007 in “Clinics in Dermatology” Tattooing helps treat skin conditions, reconstruct nipple-areola, mark radiation fields, and locate lesions.
January 2002 in “Linchuang pifuke zazhi” A young woman had a rare scalp tumor usually found in older women.
6 citations
,
February 2020 in “Journal of Cutaneous Pathology” Nevus psiloliparus lacks mature hair follicles but keeps other skin structures intact.
September 2024 in “BMJ Case Reports” An adult had a rare scalp infection in the forehead area, treated successfully with itraconazole.
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.
October 2024 in “Journal of Cutaneous Immunology and Allergy” Steroid injections improved symptoms and hair regrowth in a woman with a reaction to permanent makeup.
6 citations
,
January 2017 in “JOURNAL OF CLINICAL AND DIAGNOSTIC RESEARCH” A rare hair follicle tumor was found on a woman's vulva.
February 2018 in “BMJ case reports” An 18-year-old woman was diagnosed with a rare skin condition called Pityriasis rubra pilaris.
96 citations
,
December 1995 in “Journal of Investigative Dermatology” 2 citations
,
January 2002 in “Clinics in Dermatology” Vitiligo causes white skin patches, often starts before age 20, and is linked to other health issues.
January 2023 in “Indian Dermatology Online Journal” Two newborns with rare skin infections were successfully treated with antifungal cream.
12 citations
,
March 2013 in “The American journal of dermatopathology/American journal of dermatopathology” Birt–Hogg–Dubé Syndrome requires genetic testing for accurate diagnosis due to its similarities with tuberous sclerosis.
10 citations
,
May 2007 in “Journal of Prosthetic Dentistry” Tattoo markers help place ear prostheses easily and improve acceptance.
1 citations
,
July 2009 in “Journal of dermatology” A 29-year-old man had a jaw plaque diagnosed as follicular mucinosis, linked to nestin-positive hair follicle stem cells.
July 2025 in “Clinical Dermatology Review” A rare family case of multiple benign hair follicle tumors was identified, highlighting the need to distinguish them from similar conditions.
June 2006 in “British Journal of Dermatology” The document reports unique growth lines in a child after Stevens-Johnson syndrome, skin reaction from parsnips and sun in a girl, and itchy skin with xanthomas in a boy with Alagille syndrome.
7 citations
,
February 2010 in “British Journal of Dermatology” A woman with a rare autoimmune disorder had a blister on her eye and unique immune reaction, which was effectively treated with medication.
January 2020 in “Journal of oral medicine and oral surgery” Hair grew in a man's mouth due to a rare condition called heterotopia.
June 2021 in “Journal of The American Academy of Dermatology” The "spade sign" is a highly specific indicator for diagnosing acne keloidalis.
January 2026 in “International Journal of Research and Innovation in Applied Science” Recognizing specific markers is crucial for correctly diagnosing and treating rare multifocal MPTT in males.
February 2024 in “Journal of the American Academy of Dermatology” Vascular patterns in dermoscopy help tell apart malignant and benign skin tumors.
September 2016 in “Journal of Dermatological Science” Polarizing light microscopy can easily and reliably diagnose congenital keratinizing disorders like Netherton syndrome.
October 2025 in “Portuguese Journal of Dermatology and Venereology” Accurate diagnosis of facial skin tumors requires detailed analysis to distinguish between benign and malignant types.
65 citations
,
July 1984 in “Journal of Investigative Dermatology”
6 citations
,
November 2011 in “Journal of Dermatological Science” A new gene mutation may allow some piebaldism patients to regain skin color in white patches.
26 citations
,
May 1988 in “Pediatric dermatology” Eruptive vellus hair cysts can run in families.
2 citations
,
October 2016 in “Nutrition in clinical practice” Vitamin B12 deficiency can cause facial dark spots that go away with treatment.
May 2023 in “Elsevier eBooks” Scalp micropigmentation is a safe way to hide hair loss and scalp scars by tattooing tiny dots that look like hair follicles.