近年对低镁惊厥已有报道,但由于一般医院目前对血镁测定尚未普遍开展而报道不多,加之低镁血症赏与低钙血症同时存在,临床表现与低钙惊厥相似,常易误诊。现将我院收治的一例报告如下。病例介绍患儿,男、1月,第一胎第一产,足月顺产,出生体重2,950克,牛奶、奶糕混合喂养,生后30天时, In recent years, low-magnesium convulsions have been reported, but the general hospital for the current measurement of serum magnesium has not yet been widely reported, combined with hypomagnesemia and hypocalcemia co-exist, clinical manifestations and hypocalcemia convulsions are similar, often easy Misdiagnosis. Now a hospital admitted to our hospital as follows. Case description Children, male, January, the first birth of the first birth, full-term birth, birth weight 2,950 grams, milk, milk mixed feeding, 30 days after birth,