同房几天后，检查hcg最准

来自任飞飞医生的专业解答，快打开看看是否又获得了新的知识点～

https://m.baidu.com/bd_page_type=1/t=mip/tc?ct=54&lid=24536506619576&module=mip&cst=91&clk_extra=%7B%22pageid%22%3A%2224536506619576%22%2C%22searchID%22%3A%2224536506619576%22%2C%22nPageID%22%3A%2224536506619576%22%2C%22mip_logid%22%3A%2224536506619576%22%2C%22masterpage_type%22%3A%22self%22%2C%22originalUrl%22%3A%22https%3A%5C%2F%5C%2Fm.120ask.com%5C%2Faskg%5C%2Fmip_detail%5C%2F83178082%22%2C%22srcid%22%3A%22landingpage%22%2C%22name%22%3A%22A%5Cu533a%5Cu6b63%5Cu6587%5Cu6298%5Cu53e0%22%2C%22id%22%3A%22expand_content%22%7D&tcreq4log=1

https://m.baidu.com/bd_page_type=1/t=mip/tc?ct=54&lid=24536506619576&module=mip&cst=112&clk_extra=%7B%22pageid%22%3A%2224536506619576%22%2C%22searchID%22%3A%2224536506619576%22%2C%22nPageID%22%3A%2224536506619576%22%2C%22mip_logid%22%3A%2224536506619576%22%2C%22masterpage_type%22%3A%22self%22%2C%22originalUrl%22%3A%22https%3A%5C%2F%5C%2Fm.120ask.com%5C%2Faskg%5C%2Fmip_detail%5C%2F83178082%22%2C%22srcid%22%3A%22landingpage%22%2C%22name%22%3A%22A%5Cu533a%5Cu6b63%5Cu6587%5Cu4e0b%5Cu65b9%5Cu4e2d%5Cu95f4%5Cu5c55%5Cu5f00%5Cu6309%5Cu94ae%22%2C%22id%22%3A%22new_expand_content%22%7D&tcreq4log=1

快速问医生

病情分析：一般来说，如果要是想看看到底有没有怀孕的话？这种情况一一般来说，同房之后十二三天抽血化验就比较准确的，所以如果要是你同房七八号的话，你就等到20号左右去抽血欢迎

任飞飞

主治医师

提示：本内容仅作参考，不能代替面诊，如有不适请尽快线下就医

问题描述：上个月15号来月经，这个月7.8号两次体外，事后什么72小时吃了紧急避孕，今天14号没有来月经的症状，我应该什么时间去抽血化验合适