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恶心和呕吐常在妊娠早期出现,有时呕吐频繁和加重,以致纯食物摄入明显减少,而造成体重下降和脱水.妊娠剧吐的原因,虽然一般认为是由于心理引起的身心上病症,但仍是理论性的.滋养叶疾患和多胎妊娠易于发生剧吐,故激素的异常也应认为是发病因素.然而,发现妊娠剧吐的患者,绒毛膜促性腺激素、孕酮或雌激素水平无异常,而且垂体前叶和肾上腺皮质的功能也是良好的.甲状旁腺机能亢进与妊娠剧吐很少有牵连,但近来有蛋白结合碘异常增加的报道,本文总结了妊娠剧吐患者血清内甲状腺
Nausea and vomiting often appear in early pregnancy, and sometimes frequent and aggravate vomiting, resulting in a significant reduction in pure food intake, resulting in weight loss and dehydration .The cause of pregnancy hyperemesis, although generally believed to be due to mental and physical illness, but still Is theoretical.The trophoblastic disease and multiple pregnancy prone to dramatic vomiting, so hormone abnormalities should also be considered as the etiological factor.However, found that patients with hyperemesis gravidarum, chorionic gonadotropin, progesterone or estrogen levels were normal , But also the function of the anterior pituitary and adrenal cortex is also good.Hypoparathyroidism is rarely involved with hyperemesis gravidarum, but recently there are reports of increased protein-bound iodine, this paper summarizes the serum thyroid in patients with hyperemesis gravidarum