32 citations
,
May 1986 in “Archives of Dermatology” The condition is likely inherited in an autosomal-dominant pattern.
September 2020 in “Advances in anatomic pathology” A woman's large nose growth was initially misdiagnosed, but later confirmed to be giant rhinophyma after full removal and examination.
8 citations
,
November 2015 in “The American journal of dermatopathology/American journal of dermatopathology” Punctate follicular porokeratosis is a skin condition with specific features seen in hair follicles.
18 citations
,
July 2006 in “British Journal of Dermatology” Connexin 30 is usually absent in normal skin but can appear in certain skin conditions.
3 citations
,
January 1988 in “PubMed” The review found that basal cell carcinomas on the scalp are not more aggressive than those in other locations.
43 citations
,
April 2010 in “Developmental Biology” Sebaceous glands can form new hair follicles when activated, but hair follicle bulges cannot.
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.
January 2022 in “Indian dermatology online journal” Pigmented papules on the ear can be a rare skin condition called cutaneous amyloidosis, treatable with topical tretinoin.
2 citations
,
May 1991 in “PubMed” Nevus comedonicus is a rare skin condition causing dark bumps, treatable with retinoic acid or surgery.
19 citations
,
July 1994 in “International Journal of Dermatology” A 9-year-old boy had a calcium deposit nodule on his earlobe.
13 citations
,
February 2002 in “Archives of dermatology” A 32-year-old woman's hair loss was linked to skin nodules and severe headaches.
14 citations
,
August 2004 in “Veterinary Dermatology” The horse had a rare type of hair loss caused by immune cells attacking hair follicles.
April 2023 in “The Medical Journal of Australia” A five-year-old girl has a harmless, unchanging bald patch on her scalp.
2 citations
,
May 2014 in “PubMed” A 10-year-old boy was diagnosed with a rare scalp condition causing hair loss and treated with a topical cream.
3 citations
,
November 2018 in “Curēus” The cause and importance of misplaced oil glands in the hair follicle are not well understood.
January 2025 in “Dermatology Review” Trichilemmal carcinoma is rare, usually benign after removal, but needs close follow-up due to recurrence risks.
1 citations
,
February 2015 in “Revista Acadêmica Ciência Animal” A mare had a functional ovary with a tumor containing cartilage and bone.
54 citations
,
September 1999 in “PubMed” K15 staining helps distinguish basal cell carcinoma from trichoepithelioma.
32 citations
,
July 2001 in “Journal of the American Academy of Dermatology” SLHA can be hard to diagnose and needs teamwork between specialists.
7 citations
,
January 2014 in “Case reports in endocrinology” A woman's excessive hair growth was caused by a rare benign tumor in her adrenal gland, which was successfully removed.
6 citations
,
January 1985 in “ACTA HISTOCHEMICA ET CYTOCHEMICA” Tumor cells in calcifying epithelioma of Malherbe resemble hair follicle cells.
June 2023 in “JAAD Case Reports” A man had a rare skin cancer that looked like a bald spot.
87 citations
,
August 1974 in “Journal of Investigative Dermatology” September 2023 in “Journal of the American Academy of Dermatology” A rare benign scalp tumor in an infant requires surgical removal.
1 citations
,
January 1985 in “Protides of the biological fluids” Injecting monocyto-angiotropin into hare skin increases hair growth by forming new blood vessels.
5 citations
,
January 2012 in “International journal of trichology” A 2-year-old boy had no hair and unusual organ placement, and it's unclear if it's genetic or coincidental.
14 citations
,
June 1989 in “Journal of dermatology” Three siblings had both Vohwinkel's disease and congenital alopecia, with no effective treatment.
3 citations
,
July 2013 in “Journal of Cutaneous Pathology” A woman's hair loss, resembling an autoimmune condition, improved after treatment, but requires ongoing checks due to potential serious associations.
August 2025 in “Dermatopathology” Pilomatricomas are often linked to genetic syndromes, especially Apert syndrome, and genetic analysis is crucial for diagnosis.
2 citations
,
March 2023 in “JAAD case reports” Hair repigmentation can indicate malignancy and should be investigated.