A runner developed tangled armpit hairs from shirt friction, preventable by shaving or wearing smooth shirts.
5 citations
,
July 1996 in “Journal of Cutaneous Medicine and Surgery” TTD patients don't have a higher skin cancer risk because their main issue is with transcription, not DNA repair.
January 2021 in “International journal of dermatology, venereology and leprosy sciences” Trichoscopy shows black dots, yellow dots, and empty follicles are common in Alopecia Areata, with broken and exclamation mark hair as typical patterns.
1 citations
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October 2022 in “Dermatology practical & conceptual” Isolated patchy heterochromia with pili annulati can occur without other health issues.
10 citations
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January 1971 in “The American midland naturalist” A simple method can show hair's surface pattern.
2 citations
,
October 2010 in “Journal of dermatological treatment” External treatments can change hair growth patterns in nude mice.
1 citations
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March 2022 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Trichoscopy helps tell apart hair loss due to alopecia areata from trichotillomania in eyebrows.
May 2025 in “IP Indian Journal of Clinical and Experimental Dermatology” Trichoscopy is useful for early detection and monitoring of female pattern hair loss.
January 2012 in “Modern Plastic Surgery” Toe Tourniquet Syndrome is often misdiagnosed.
73 citations
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December 2015 in “Nature Genetics” Mutations in TBX3 cause horses to have more even hair color instead of Dun camouflage.
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.
January 2026 in “Pakistan journal of urology.” Awareness of Penile Thread Tourniquet Syndrome is crucial for preventing severe complications in children.
October 2024 in “Skin Research and Technology” Pili annulati causes zebra-striped hair but doesn't affect hair strength or quality of life.
27 citations
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February 2006 in “International Journal of Dermatology” Some children and young adults with eyebrow and eyelash hair loss actually have a hair-pulling disorder, often with related psychological issues.
1 citations
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January 2025 in “medRxiv” Trichotillomania may have a genetic link to psychiatric disorders.
6 citations
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January 2011 in “European Journal of Dermatology” It's important to consider genetic hair disorders when diagnosing hair loss.
July 2025 in “Journal of Investigative Dermatology” Secreted inhibitors of Wnt and IGF signaling control hair and tooth development, creating species-specific patterns.
January 2023 in “Indian Dermatology Online Journal” A 23-year-old man has a benign, non-progressive hair loss patch that doesn't respond to treatment but can be cosmetically treated.
January 2018 in “Springer eBooks” Trichotillomania is a condition where people repeatedly pull out their hair, which can be triggered by stress and has various physical signs.
5 citations
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November 2015 in “Turk Pediatri Arsivi-turkish Archives of Pediatrics” A preterm baby's toes were saved from damage by quickly removing a thread that was cutting off circulation.
15 citations
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November 2016 in “Journal of The American Academy of Dermatology” Exclamation mark hairs suggest early scalp disease, while white dots indicate it's chronic.
January 2012 in “Yearbook of Dermatology and Dermatologic Surgery” The study concluded that a 'Swiss cheese' pattern in hair follicles is a useful sign for diagnosing alopecia areata.
2 citations
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February 2018 in “Journal of dermatology & cosmetology” Triangular temporal alopecia is a benign hair loss pattern best diagnosed with dermoscopy, with limited treatment options like surgery and hair transplantation.
Vertex accentuation is a common pattern in female hair loss.
December 2024 in “Australian Journal of General Practice” The woman's hair loss pattern doesn't match typical conditions like alopecia areata or female pattern hair loss.
121 citations
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December 2001 in “American Journal of Dermatopathology” TB and BCC tumors show similar follicular differentiation patterns.
28 citations
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January 1985 in “Journal of the American Academy of Dermatology” A girl with citrullinemia developed pili torti, suggesting a link between the hair condition and the metabolic disorder.
1 citations
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April 2020 in “Asian Journal of Medicine and Biomedicine” A child's toe was saved from a rare condition where hair tightly wrapped around it by performing surgery.
September 2021 in “CRC Press eBooks” Traumatic alopecia causes hair loss from pulling or rubbing, leading to broken hairs and changes in the scalp.
2 citations
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June 2016 in “PubMed” An 11-year-old girl with compulsive hair pulling was successfully treated with therapy and medication.