后穹窿穿刺是宫外孕的一种诊断方法,当子宫彩超检查找不到孕囊位置的时候,有下腹疼痛撕裂状或者刀割状,以及阴道少量出血等严重情况下会导致休克现象,这种情况需要后穹窿穿刺检查。如果抽出不凝血以后就确诊是宫外孕了,即便找不到孕囊的位置也需要剖腹探查,避免生命危险。 近年来医疗条件比较先进,一般彩超检查就能够确诊孕囊的位置,在孕早期的时候抽血化验HCG,如果隔天翻倍不正常就需要做彩超检查,确诊孕囊的位置。一旦发现宫外孕以后最好保守治疗,这样也就避免了输卵管破裂而引起的腹痛症状,或者后穹窿穿刺导致疼痛的症状。
给笔友sam写信介绍旅游地方,他下个月就要到中国旅游。根据信息给他介绍国内非常值得一去的地方。首都北京 长城--世界七大奇迹之一;故宫博物馆--辉煌壮观的清朝宫殿群;圆明园--举世闻名的皇家园林<br>陕西省 秦陵兵马俑--世界上出土的最大艺术宝库;华山--悬崖峭壁,山势险峻;离西安不远<br>湖南省 张家界--世界森林公园;韶山--伟大领袖毛泽东的故居<br>Dear Sam,I'm very glad to hear that you'll travel to China next month. Now I'll tell you something about the greatest places of interest in out country.<br>First, Beijing is the capital city of China. There are so many amazing places you cannot miss. For example, the Ten-thousand-li Great Wall--one of the seven wonders in the world; the Palace Museum--the Imperial Palace of the Qing Dynasty; Yuanmingyuan -- a world--famous imperial garden.<br>Second, you'd better go to Xi'an of Shanxi province for the Terra Cotta Warriors lies there. And you may also go to Huashan -- a dangerously steep mountain. It's not far from Xi'an<br>At last I hope you'll pay a visit to Hunan .Hunana is famous for Zhangjiajie, a place with beautiful mountains and rivers .By the way, have you ever heard of Maozedong? He wa one of the g