Got operation on Monday next week most fertile day today and just beded

Stephanie
Hi ladies I need some help, last month I was 13 days late from my period then I came along, my most fertile day was today and I just had sex, but I have an operation on Monday next week 3rd February 2014 for a laparosikipy will it show up if I'm pregnant by then on their test at the hospital? Period isn't due for another few weeks!!
​Help!!