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.
6 citations,
August 1989 in “European journal of pediatrics” Child with rickets improved with a specific vitamin D therapy, but alopecia did not change.
13 citations,
April 1994 in “Baillière's clinical endocrinology and metabolism” Some people have genetic mutations that make them resistant to vitamin D, leading to rickets even with enough vitamin D intake.
5 citations,
January 1970 in “Journal of Nepal Paediatric Society” Hair loss can be a key sign of a rare type of rickets when vitamin D treatment doesn't work and advanced tests aren't available.
1 citations,
January 2016 in “Journal of Nepal Paediatric Society” A child with rickets and hair loss might have a rare type of rickets that doesn't improve much with usual vitamin D and calcium treatment.