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Ｖｉｔ Ｄ缺乏易致低钙血症，而低钙影响心肌的兴奋一收缩耦联机制。土耳其某教学医院儿科对 ２７例 Ｖｉｔ Ｄ缺乏性佝偻病患儿的心功能进行了前瞻性研究，旨在观察缺乏 Ｖｉｔ Ｄ对心功能的影响。 对象和方法患儿无心脏病史及影响心功能的疾病，未接受过钙剂或Ｖｉｔ Ｄ治疗
Vit D deficiency is easily caused by hypocalcemia, while low calcium affects cardiac excitatory-contractile mechanisms. A pediatric department of a pediatric teaching hospital in Turkey conducted a prospective study of cardiac function in 27 children with Vit D-deficiency rickets in order to investigate the effects of vitamin D deficiency on cardiac function. Subjects and methods No history of heart disease and heart disease in children with disease, did not receive calcium or Vit D treatment