August 2019 in “International journal of contemporary pediatrics” This case study reports that a 3 ½ year-old male with vitamin D-dependent type II rickets showed partial improvement in alopecia and rickets when treated with high doses of 1,25(OH)2 vitamin D3.
January 2023 in “PARIPEX INDIAN JOURNAL OF RESEARCH” This article discusses various causes of rickets in children and describes VDDR-2A as a type of refractory rickets often linked to alopecia totalis in infancy, but reports no new clinical findings.
4 citations
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January 2017 in “Journal of pediatric endocrinology & metabolism/Journal of pediatric endocrinology and metabolism” This study identified two distinct VDR gene mutations among Lebanese families with hereditary vitamin D-resistant rickets, noting varied treatment responses and promising outcomes despite severe phenotypes.
50 citations
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October 1986 in “European journal of pediatrics” This case study reported that absence of alopecia does not reliably predict responsiveness to vitamin D treatment in Vitamin D-dependent rickets type II, as demonstrated by a patient with normal hair growth who showed extreme resistance.
6 citations
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November 2017 in “Scientific reports” This study found that a novel R343H mutation in the vitamin D receptor gene impairs its transcription activity, contributing to hereditary vitamin D-resistant rickets and alopecia in the affected family.