妊娠高血压是一种主要侵犯初次妊娠妇女的血管痉挛性疾病,只要胎盘仍有功能则高血压持续。最近注意到前列腺素(PGs)及其分解代谢的变动可能为其原因,不是血管扩张性PGs水平降低,就是血管收缩性PGs增加,可能为前者产生减少或其分解增加,或是后者产生增加或其分解减少。其次这些物质不论是直接的,或通过与其他物质相互作用产生其体循环效应前必定通过肺,PGF_(2(?))和 Hypertension of pregnancy is a major vasospastic disease that primarily affects first-trimester pregnancies and persists as long as the placenta remains functional. Recently, it has been noticed that the change of prostaglandin (PGs) and its catabolism may be the reason for this. It is not a result of a decrease in the level of vasodilative PGs or an increase in vasoconstrictive PGs, either in the former or in the former, or in the latter Or its decomposition reduced. Second, these substances, either directly or through their interaction with other substances to produce their systemic effects must pass through the lungs, PGF_ (2 (?)) And