73 citations
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October 2001 in “Epilepsia” Children taking higher doses of valproic acid had lower biotinidase activity, which may lead to biotin deficiency, but biotin supplements could help.
31 citations
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December 1997 in “Developmental Medicine & Child Neurology” Biotinidase deficiency can cause vision and walking problems in children and can improve with biotin treatment.
27 citations
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January 2016 in “Cellular Physiology and Biochemistry” Bidens pilosa L. extract effectively treats androgen deficiency dry eye in rats.
October 2023 in “Indian Dermatology Online Journal” Schimmelpenning Syndrome requires careful evaluation and tailored treatment for skin, eye, and developmental issues.
2 citations
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November 2025 in “Pharmacology Research & Perspectives” Avacopan may cause unexpected side effects, so early monitoring is important.
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July 2017 in “International journal of endocrinology and metabolism/International journal of endocrinology and metabolism.” Two siblings with a genetic mutation had a form of rickets that doesn't respond to vitamin D.
November 2022 in “Journal of the Endocrine Society” Estrogen deficiency can reduce the enzyme activity needed to activate vitamin D.
13 citations
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December 2010 in “Archives of Dermatology” Minoxidil use can cause trichostasis spinulosa in long-term hair loss patients.
1 citations
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January 2024 in “Pediatric Endocrinology Diabetes and Metabolism” Cinacalcet may help treat hereditary vitamin D resistant rickets safely.
3 citations
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April 2015 in “Cleveland Clinic Journal of Medicine” The woman has scurvy and needs more vitamin C.
January 2010 in “Faculty Opinions – Post-Publication Peer Review of the Biomedical Literature” Finasteride may be a promising treatment for recurrent priapism in sickle cell anemia.
151 citations
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June 2010 in “Endocrinology and metabolism clinics of North America” Two rare genetic diseases cause severe rickets in children due to defects in vitamin D metabolism.
April 2022 in “The Journal of Urology” Men may experience long-term sexual dysfunction after stopping Finasteride.
1 citations
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April 2004 in “The Journal of Urology” Finasteride may help treat recurrent priapism in sickle cell anemia.
December 2003 in “British Journal of Urology”
September 2025 in “Indian Journal of Psychiatry” Valproic acid treatment may cause hair loss due to reduced biotinidase activity.
10 citations
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September 2015 in “PLoS ONE” New mutations in the VDR gene cause vitamin D-resistant rickets without hair loss.
49 citations
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September 2004 in “Journal of the European Academy of Dermatology and Venereology” Careful light microscopy is crucial for detecting mild cases of pili annulati, which weakens hair and varies widely in expression.
1 citations
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February 2023 in “Digestive diseases and sciences” Gastroparesis may cause hair loss due to micronutrient deficiencies, and multivitamins might help.
October 1990 in “Pediatric Research” Nocturnal calcium infusions improved a boy's severe rickets without causing hair loss.
July 2021 in “Journal of pharmaceutical research international” Most women with female pattern hair loss have low vitamin D levels.
4 citations
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January 2006 in “PubMed” DHT deficiency may disrupt rat epididymis function by affecting estrogen receptors.
10 citations
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June 2019 in “Transplant infectious disease” The virus linked to a rare disease was found in a patient's blood and urine before skin symptoms appeared.
2 citations
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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.
November 2025 in “Practical Neurology” Correct diagnosis and treatment of lupus vasculitis improved the woman's severe symptoms.
109 citations
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July 1984 in “Circulation” Minoxidil helps heart function but doesn't improve exercise ability and may cause complications.
50 citations
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September 2009 in “Molecular Genetics and Metabolism” A new gene mutation causes vitamin D resistance and rickets, treatable with calcium therapy.
2 citations
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September 2021 in “JAAD case reports” A man with a weakened immune system was diagnosed with a rare skin condition called trichodysplasia spinulosa using skin examination techniques.
8 citations
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March 2011 in “Endocrine” A new gene mutation causes vitamin D-resistant rickets and hair loss in two siblings.
15 citations
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March 1996 in “PubMed” Anorexia nervosa may cause a hair defect called pili torti due to malnutrition and high vitamin A levels.