Hair dysplasias involve various hair disorders causing fragility, breakage, and poor hair adhesion.
May 2022 in “European medical journal” An 11-year-old girl with Trichotillomania developed a large hairball in her stomach, treated with medication, therapy, and family education.
September 2001 in “Swiss Medical Forum ‒ Schweizerisches Medizin-Forum” 3 citations
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May 1964 in “Nature” 3 citations
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January 2017 in “Gynecological endocrinology” A postmenopausal woman's excess male hormone symptoms were caused by a rare adrenal gland tissue in her ovary.
2 citations
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June 2003 in “International Journal of Acarology” Researchers found a new mite species causing severe hair loss and skin problems in yellow-bellied marmots.
15 citations
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June 2012 in “British Journal of Dermatology” A new mutation in the KRT86 gene causes a hair disorder with variable expression.
May 2020 in “International journal of dermatology and venereology” Hair matrix cysts are rare skin nodules with unique features, often needing surgical removal.
8 citations
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April 2014 in “Clinical and Experimental Dermatology” Eruptive vellus hair cysts likely originate from the infrainfundibulum and sebaceous duct.
4 citations
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April 2016 in “Plastic and reconstructive surgery. Global open” Scalp medical tattooing effectively camouflages bifid parietal whorls.
28 citations
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June 1998 in “Clinical Genetics” Ambras syndrome's genetic cause is unknown, as it isn't linked to androgen levels.
December 2020 in “TURKDERM” A 3-year-old boy was diagnosed with a rare, non-scarring hair loss condition called temporal triangular alopecia.
55 citations
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August 2009 in “Journal of Feline Medicine and Surgery” Cats with adrenal tumors may have both hyperaldosteronism and hyperprogesteronism.
January 1999 in “대한피부과학회지” Trichotillomania is more common in young females and often linked to stress and psychiatric conditions, with hair loss and increased catagen hair observed.
Deleting Smad4 and PTEN genes in mice causes rapid, invasive stomach cancer.
1 citations
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December 2019 in “American journal of ophthalmology. Case reports” A rare skin condition caused droopy and outward-turning eyelids in a patient.
April 2025 in “International Journal For Multidisciplinary Research” Hypertrichosis causes excessive hair growth and can be managed with treatments like laser, electrolysis, or new topical solutions.
April 2020 in “Journal of the Endocrine Society” Type 3 acromegaly patients have more health issues and higher death risk.
1 citations
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April 2016 in “Journal of the American Academy of Dermatology” Autoimmune conditions can be linked to trichoepitheliomas, with treatment focusing on cosmetic concerns.
January 2024 in “The Indian Veterinary Journal” A young goat with skin issues improved with medication and supplements.
98 citations
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November 2017 in “Elsevier eBooks” Male accessory sex glands in rats rarely develop tumors and respond to hormones.
19 citations
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January 2011 in “International journal of trichology” A 3-year-old boy had a rare hairball condition usually seen in teenage girls.
21 citations
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July 2005 in “European Journal of Emergency Medicine” Hair-tourniquet syndrome can cause serious toe injuries in infants but can be treated if found early.
4 citations
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June 2005 in “British Journal of Dermatology” HPV 60 may cause cysts and warts on the face, not just hands and feet.
February 2026 in “Journal of Paediatrics and Child Health” Gastric trichobezoar in young children requires surgery and comprehensive care to prevent serious complications.
June 2021 in “Dermatology Online Journal” A girl with a rare genetic condition affecting hair and nails also developed a common type of hair loss, suggesting a possible genetic link.
3 citations
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December 1991 in “PubMed” The infant was diagnosed with Rothmund-Thomson syndrome, a rare genetic disorder causing various physical and developmental issues.
6 citations
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February 2022 in “The journal of neuroscience/The Journal of neuroscience” Deleting the PTEN gene in mice causes nerve cells to grow larger and heal better after injury, but may cause overgrowth and hair loss in older mice.
June 2021 in “Nepalese Journal of Ophthalmology” A 62-year-old woman got a lump on her eyelid from tiny mites, which is the first time this has happened.
October 2024 in “Journal of the Endocrine Society” Clinicians should be aware of alternating thyroid conditions and their treatment.