上个月25号来例假，这个月23同房会不会有意外。

来自赵晓东医生的专业解答，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=27860528354642&module=mip&cst=91&clk_extra=%7B%22pageid%22%3A%2227860528354642%22%2C%22searchID%22%3A%2227860528354642%22%2C%22nPageID%22%3A%2227860528354642%22%2C%22mip_logid%22%3A%2227860528354642%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%2F77045834%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=27860528354642&module=mip&cst=112&clk_extra=%7B%22pageid%22%3A%2227860528354642%22%2C%22searchID%22%3A%2227860528354642%22%2C%22nPageID%22%3A%2227860528354642%22%2C%22mip_logid%22%3A%2227860528354642%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%2F77045834%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：如果你平时的月经周期提前3-5天，上个月25号的末次月经，这个月应该20-22号就来月经了，23号没有来月经有同房的话，首先要确定之前是不是已经就怀孕了。

赵晓东

主任医师

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