research Cutaneous Tumours of Pilar Origin with Associated Syndromes
Some skin tumors from hair follicles and glands can be linked to genetic syndromes and may be benign or malignant.
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90-120 / 1000+ results research A solitary triangular alopecia
A five-year-old girl has a harmless, unchanging bald patch on her scalp.
research Hair repigmentation in microcystic adnexal carcinoma
Hair repigmentation can indicate malignancy and should be investigated.
research Pseudopili Annulati in a Dark‐Haired Individual: A Light and Electron Microscopic Study
A dark-haired Chinese girl had hair that looked banded under certain light but was normal under a microscope.
research Unilateral heterochromia of scalp hair with adjacent hypomelanotic skin lesions
The boy's hair and skin color differences are due to a pigmentation disorder.
research Ring-shaped Alopecia on the Scalp in a 3-month-old Infant
The infant's hair loss resolved naturally by 20 months without treatment.
research Rare case of recurrent hair in the floor of the mouth
Hair grew in a man's mouth due to a rare condition called heterotopia.
research A case of congenital pili multigemini
A rare, harmless hair condition was found in an infant's eyebrow, needing no treatment.
research Halo Scalp Ring: An Annular Alopecia Associated with Birth Injury
A hairless patch on a boy's scalp from birth injury improved with minoxidil treatment.
research A Productive Black Facial Pore
A man had a black pore on his cheek, which was removed and found to be a hair follicle tumor.
research Bubble hair
Bubble hair deformity may be caused by hair shaft trauma and can improve with gentle hair care.
research Focal Scalp Hair Heterochromia in an Infant
An infant had two different natural hair colors on the scalp with no health issues.
research Rippled‐pattern trichomatricoma
A unique hair tumor with a rippled pattern was identified, showing incomplete differentiation and unusual cell arrangements.
research Hair Repigmentation as a Melanoma Warning Sign
Hair turning darker can be a sign of skin cancer.
research Nevus Sebaceus With Novel HRAS Sequence Variant Mutation Misdiagnosed as Alopecia Areata
A 12-year-old girl was misdiagnosed with alopecia areata but actually had a nevus sebaceus with a genetic mutation.
research Becker’s Nevus in a Male: A Case Report
A 21-year-old male has a benign skin condition called Becker's nevus, which he chose not to treat.
research Becker's Melanosis and Hypertrichosis*
Becker's Melanosis and Hypertrichosis mainly affects young males, causing brown skin patches and extra hair on one side of the upper body.
research Becker's Nevus Syndrome
Becker's Nevus Syndrome is a rare condition with a skin patch and possible bone and muscle abnormalities, treated mainly for appearance.
research Segmental Becker’s Nevi with Mucosal Involvement
A 16-year-old boy had a rare case of Becker's nevus on his face and mouth.
research A Case of Trichoblastoma
A benign skin tumor was removed from a man's leg, and it didn't come back after 9 months.
research Tumors of the follicular infundibulum
Benign tumors from hair follicles can look like other skin cancers but have distinct features under dermoscopy.
research Folliculosebaceous cystic hamartoma with hair shaft fragments.
A rare ear cyst contained hair fragments.
research Congenital atrichia with papular lesions
Congenital atrichia with papular lesions causes permanent hair loss and skin bumps due to a gene mutation.
research Eruptive Vellus Hair Cyst
Eruptive vellus hair cysts are harmless skin bumps that may go away on their own.
research A rare case of woolly hair with unusual associations
The document reports a unique case of woolly hair with a combination of conditions not previously seen together.
research A Unique Case of Trichorrhexis Nodosa—"Bamboo Hairs"
A 4-year-old girl has a rare hair condition causing fragile, short hair.
research Pilomatricoma in the neck of an adult male
A man had a non-cancerous neck tumor related to hair follicles removed with no return of the tumor.
research Folliculosebaceous Cystic Hamartoma with Spindle Cell Lipomatous and Neural Components
A woman had a unique skin growth with hair follicle, oil glands, fat cells, spindle cells, and nerve fibers.
research Ectopic hair on the glans penis
A man grew hair on his penis, which is not common, and needed surgery to remove it.
research PA15 Becker naevus syndrome associated with a mosaic pathogenic variant in ACTB
A girl with Becker naevus syndrome has a genetic variant in the ACTB gene related to her symptoms.