54 citations
,
November 1995 in “The Journal of Clinical Endocrinology & Metabolism” Females with 5 alpha-reductase-2 deficiency have less body hair, no acne, normal fertility, and delayed menarche.
2 citations
,
February 2014 in “Journal of the European Academy of Dermatology and Venereology” High levels of prolactin in the blood can be linked to widespread hair loss.
3 citations
,
January 2011 in “International journal of trichology” Low DHEA-S levels might be linked to alopecia areata and could be a potential treatment target.
4 citations
,
April 2019 in “JAAD Case Reports” DPR can cause skin, hair, and nail issues, sometimes appearing later in life.
October 2023 in “BMJ Case Reports” Thyroid hormone therapy effectively treated the man's rare muscle and heart issues.
30 citations
,
August 2005 in “British journal of dermatology/British journal of dermatology, Supplement” A specific gene mutation causes hair loss and potential eye issues, even if vision seems normal.
53 citations
,
May 1996 in “The Journal of Clinical Endocrinology & Metabolism” Different mutations in the 5 alpha-reductase-2 gene were found in affected individuals in the Dominican Republic, suggesting no common ancestry.
23 citations
,
July 2016 in “JAMA Ophthalmology” CDH3-related disease causes worsening eye and hair issues.
81 citations
,
July 2012 in “Translational Psychiatry” Memantine may slightly improve memory in people with Down syndrome, but more research is needed.
June 2024 in “Journal of Psychiatry Spectrum” Iron deficiency can cause psychiatric symptoms that improve with proper treatment.
4 citations
,
January 2018 in “International Journal of Trichology” A rare genetic disease causes sparse hair and early blindness due to a gene mutation.
3 citations
,
January 1988 in “PubMed” High prolactin levels can cause skin and hair symptoms similar to those caused by hormone imbalances.
37 citations
,
February 2005 in “Journal of Investigative Dermatology” Overexpression of SSAT causes hair loss and skin issues, but reducing putrescine can help.
18 citations
,
November 2016 in “Neuromuscular Disorders” Patients with myotonic dystrophy often have skin problems that suggest early aging and vitamin D issues, and the severity of these problems is linked to their genetic condition and vitamin D levels.
98 citations
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July 2006 in “Neuropsychopharmacology” 87 citations
,
March 2017 in “Journal of Clinical Investigation” PSENEN gene mutations can cause both Dowling-Degos disease and acne inversa.
26 citations
,
January 1983 in “PubMed” Trichothiodystrophy involves brittle hair due to low sulfur amino acids, not a transport defect.
Blocking 5α-reductase can reduce sleep deprivation-related behavioral issues in rats.
2 citations
,
July 1988 in “JAMA” Amphetamines may not directly cause hair loss, as the type of thinning seen with their use differs from severe alopecia.
4 citations
,
October 2021 in “Journal of Clinical Medicine” Carriers of a specific gene mutation have subtle skin changes without visible symptoms.
2 citations
,
January 1998 in “Neurourology and Urodynamics” AMN can cause bladder problems due to nerve damage.
May 2026 in “Jurnal Sehat Indonesia (JUSINDO)” Low vitamin D levels may worsen or cause alopecia areata.
June 2023 in “International Journal of Research in Medical Sciences” Two brothers from Bangladesh were diagnosed with X-linked adrenoleukodystrophy, showing neurological and adrenal symptoms.
34 citations
,
April 1973 in “The American journal of clinical nutrition” Not enough vitamin B6 in pregnant rats' diets caused poor development and health in their babies.
4 citations
,
January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
2 citations
,
October 2018 in “The journal of pediatrics/The Journal of pediatrics” The document concludes that specific hair and blood vessel abnormalities in infants with seizures and developmental issues may indicate Menkes disease, which lacks a cure and is often fatal by age 3.
4 citations
,
January 2010 in “Acta dermato-venereologica” Low androgen levels can still cause female pattern hair loss.
January 2024 in “Arquivos de Neuro-Psiquiatria” Consider THPP in patients with muscle weakness and low potassium, as it is often underdiagnosed.
2 citations
,
July 2013 in “Journal of Life Sciences” A 2-year-old girl with a rare vitamin D disorder had rickets and hair loss, but treatment was ineffective due to poor compliance.
May 2021 in “Journal of the Endocrine Society” A 23-year-old woman's missed periods were caused by a rare genetic disorder treated with hormone patches.