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THE JOURNAL OF JAPAN SOCIETY FOR CLINICAL ANESTHESIA
Among the physiological changes seen in pregnant women starting from the third trimester through to postpartum, circulating plasma levels during late pregnancy are increased by 40-50% from pre-pregnancy levels. When the strain from the sympathetic system is aggravated by the stimulus of labor pain, sudden changes in circulation can occur which sometimes lead to circulatory failure, complicating the condition of the heart. I was able to manage the delivery of a multipara woman, that wasdoi:10.2199/jjsca.37.442 fatcat:5hdwmn34vvdrzoqpuupon6i374