2 citations
,
November 2024 in “JAAD Case Reports” Anti-PD-L1 immunotherapy can cause hair loss and unexpected hair color change, but treatment can restore hair growth and color.
175 citations
,
December 1980 in “Archives of Dermatology” Trichothiodystrophy is a condition with brittle hair and various physical and mental issues due to low sulfur in proteins.
4 citations
,
March 1968 in “The Lancet” Avoiding aspirin may prevent hair loss.
20 citations
,
January 2016 in “International journal of trichology” Young Indians with premature graying often have lower levels of certain nutrients and unhealthy lifestyles.
50 citations
,
October 1986 in “European journal of pediatrics” A boy with severe Vitamin D-resistant rickets did not respond to treatment and lacked a common symptom, suggesting a need for alternative treatments.
1 citations
,
January 2018 in “Acta dermato-venereologica” A teenager's hair with alternating white and dark bands, known as Pili annulati, is a genetic condition that is usually harmless and often considered attractive.
34 citations
,
January 1943 in “Endocrinology” Adrenalectomy boosts hair growth and melanin in black rats, even with vitamin B¹ deficiency.
1 citations
,
April 2022 in “Journal of The American Academy of Dermatology” Hair loss in men (androgenetic alopecia) is significantly linked to decreased scalp sensitivity, but not temperature sensitivity. More research is needed to confirm this. Comparing this hair loss to leprosy is unsupported and stigmatizing.
8 citations
,
January 2013 in “International journal of trichology” Two people had unusual ring-shaped hair loss due to an autoimmune disorder.
17 citations
,
January 2011 in “The Korean Journal of Hepatology” Vogt-Koyanagi-Harada disease can develop during interferon therapy for chronic hepatitis C.
4 citations
,
January 2011 in “European journal of dermatology/EJD. European journal of dermatology” A boy had a rare scalp condition with thickened skin and different-colored hair.
November 2025 in “Skin Health and Disease” Autosomal recessive woolly hair is rare and involves tightly coiled hair without other health issues.
June 2024 in “Journal of Psychiatry Spectrum” Iron deficiency can cause psychiatric symptoms that improve with proper treatment.
8 citations
,
September 2019 in “Eating and Weight Disorders - Studies on Anorexia, Bulimia and Obesity” A woman with anorexia nervosa improved after treatment for pellagra, reminding doctors to check for this deficiency in patients with eating disorders.
10 citations
,
November 1946 in “Journal of the American Medical Association” Severe vitamin deficiencies in children can cause significant hair problems.
82 citations
,
October 1980 in “The Journal of Clinical Endocrinology & Metabolism” The child's body didn't respond well to vitamin D, causing hair loss and rickets.
23 citations
,
December 2008 in “Pediatric neurology” The document adds two cases of Gomez-Lopez-Hernandez syndrome and suggests including trigeminal anesthesia and scalp alopecia as key diagnostic criteria.
Sheep can lose wool quickly due to stress, but it doesn't cause itching or pain.
Minoxidil can cause hair to turn yellow.
2 citations
,
February 2000 in “International Journal of Dermatology” Hepatitis C and alcohol abuse may lead to porphyria cutanea tarda.
January 2024 in “Authorea (Authorea)” Antiepileptic drugs cause cosmetic side effects like hair loss and weight gain, but patients still take their medication without it affecting their quality of life.
15 citations
,
March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.
47 citations
,
September 1995 in “British Journal of Dermatology” Diphencyprone therapy for hair loss can cause vitiligo.
July 1989 in “British Journal of Dermatology” Long-term use of canthaxanthin may cause reversible changes in the eye, including crystal deposits and altered vision responses.
1 citations
,
March 2012 in “Revue neurologique” Proper diet management is crucial for preventing severe symptoms in phenylketonuria.
7 citations
,
January 2012 in “International Journal of Trichology” A man with Woolly Hair Syndrome had very curly, fragile hair, and doctors used a special scalp examination to diagnose him without invasive tests.
August 2023 in “Acta Scientific Paediatrics” A baby from an Indian family had a rare genetic disorder causing no scalp or body hair due to a specific gene deletion.
October 2025 in “Dermatology Practical & Conceptual” Ultraviolet techniques help identify Grover’s Disease, which may be underdiagnosed in young people and females.
2 citations
,
March 2015 in “Clinical and Experimental Dermatology” Azathioprine can cause unusual hair loss, which may reverse after stopping the drug.
5 citations
,
January 2018 in “Acta Dermatovenerologica Alpina Pannonica et Adriatica” Congenital atrichia with papular lesions causes permanent hair loss in children.