妊娠期精神疾病的治疗面临许多挑战。改良电休克治疗（MECT）安全、起效快、不良反应少，可作为妊娠期精神疾病的首 要治疗手段。急性期患者，尤其是自杀观念患者获益更明显。文章主要探讨 MECT 在妊娠期精神疾病治疗中的优势，对孕妇和胎儿 的风险及处理原则等。通过在治疗前进行评估，在治疗期间及治疗后密切监测，能有效减少孕妇及胎儿的并发症，如阴道流血、胎心 律失常、早产等。综合来看，MECT 是治疗妊娠期精神疾病安全有效的措施。

The treatment of mental disorders during pregnancy is challenging. Modified electroconvulsive therapy (MECT) has become one of the important and powerful treatment methods, which is safe with a rapid onset of action and fewer side effects, benefiting for patients in acute stage especially for those with suicidal ideation. This article mainly discusses the superiority of MECT in the treatment of mental disorders in pregnancy, as well as the treatment principle in women and fetus. Through pretreatment evaluation and closely monitoring of therapeutic efficacy during and after treatment, the complications of pregnant women and fetuses, such as vaginal bleeding, premature labor and fetal arrhythmia, can be effectively minimized. Taken together, MECT seems to be a safe and effective measure in treating mental disorders during pregnancy.