单选题:有关维生素 D 缺乏性手足搐搦症的论述,错误的是

题目内容:
有关维生素 D 缺乏性手足搐搦症的论述,错误的是 A.因缺乏维生素 D 所致
B.神经肌肉兴奋性增高
C.甲状旁腺反应迟钝
D.血磷基本正常
E.出现惊厥时,血钙离子低于 1.25mmol/L(5mg/dl)

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