November 2017 in “International journal of research in dermatology” A rare skin disorder, nevus comedonicus, can appear on one side of the body following Blaschko's lines.
17 citations
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March 2011 in “Pediatric Dermatology” Two Sikh brothers developed permanent hair loss from wearing turbans tightly, a condition that became apparent after they moved to Austria.
4 citations
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December 2017 in “Journal of zoo and wildlife medicine” Hormonal changes during the reproductive cycle may cause seasonal skin problems in captive female fossas.
January 2020 in “Hair therapy & transplantation” Telogen effluvium is a common hair loss where hair sheds due to stress but new hair still grows.
6 citations
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May 2000 in “Pediatric Dermatology” KID syndrome should be reclassified as an ectodermal dysplasia.
December 2025 in “Cureus” Post-COVID syndrome symptoms are common and overlap with general health issues.
21 citations
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June 2010 in “Anais Brasileiros De Dermatologia” The document reports the first Brazilian case of a girl with Becker nevus syndrome, characterized by skin changes, breast underdevelopment, and scoliosis.
July 2021 in “PARIPEX INDIAN JOURNAL OF RESEARCH” Knuckle darkening can be an early sign of vitamin B12 deficiency.
7 citations
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January 2020 in “Dermatology online journal” An adult with a rare skin condition improved with tazarotene treatment.
September 2016 in “Journal of Dermatological Science” A specific mutation known for causing cancer is also found to cause a skin condition in a young girl.
15 citations
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October 2006 in “Journal of the American Academy of Dermatology” Liquid nitrogen spray caused a temporary, harmless swelling under the skin in an elderly woman.
December 2022 in “Discover Psychology” A young woman developed a bowel obstruction from eating hair from her weave to relieve anxiety.
5 citations
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May 2021 in “Journal of Cosmetic Dermatology” More children are showing signs of hair-pulling disorders during the COVID-19 pandemic due to stress and lack of social interaction.
13 citations
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July 1994 in “PubMed” Keratins K6 and K16 are expressed more freely in regenerating mouse skin than K1 and K10.
26 citations
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January 1992 in “Carcinogenesis” TPA strongly increases ODC activity in certain skin cells, potentially aiding tumor growth.
April 2026 in “Journal of Experimental Psychopathology” Hair cortisol levels may not reliably indicate psychological distress.
417 citations
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March 1991 in “American Journal of Psychiatry” Most adult chronic hair pullers are women who started in their early teens, often have other mental health issues, and may pull hair due to underlying psychiatric conditions.
July 2024 in “Journal of Investigative Dermatology” Mechanical tension worsens keloid scars by activating inflammation and fibrosis pathways.
February 1994 in “PubMed” Telogen effluvium is a type of temporary hair loss.
May 2022 in “Counseling And Psychological Services Dissertations (Georgia State University)” Chronic hair pulling in African American women may be linked to coping and self-satisfaction.
5 citations
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January 2017 in “Anais brasileiros de dermatologia/Anais Brasileiros de Dermatologia” Porokeratotic eccrine and hair follicle nevus is a very rare skin disorder possibly caused by a GJB2 gene mutation.
November 2023 in “Scholars academic journal of biosciences” Trichotillomania can cause severe complications like hairballs in the stomach, needing surgery and psychiatric care.
January 2025 in “Dermatology Reports” Early and accurate diagnosis is crucial for managing rare genetic disorders like this localized variant of junctional epidermolysis bullosa.
A patient experienced intense hair loss due to telogen effluvium after scalp contact dermatitis, but hair regrew completely within two months without further treatment.
34 citations
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January 1998 in “Archiv für Pathologische Anatomie und Physiologie und für Klinische Medicin” Trichoblastomas may mimic fetal skin development by having many Merkel cells, unlike adult skin.
January 2019 in “Paëmi Sino” Women with keloid scars often have acne and hair loss, especially those with "true" keloids, indicating a possible hormonal imbalance.
2 citations
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May 2022 in “International Journal of Trichology” Brazilian Keratin Treatment can cause skin reactions like redness and scaling, possibly due to formaldehyde.
April 2017 in “Our Dermatology Online” Using cosmetics made elderly people feel more comfortable and attractive.
Trichorrhexis nodosa causes hair to break easily, often affecting young to middle-aged black women.
2 citations
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July 2025 in “Journal of the European Academy of Dermatology and Venereology” The girl in "The Girl with a Pearl Earring" might have had alopecia areata, causing her lack of eyebrows and sparse eyelashes.