Ob-Gyn questions? Ask a gynecologist online.
Hi there,This is Dr Basu, experienced Internal Medicine Specialist. I am here to address your concerns and provide great service.
Do you take birth control pill?
Also when did you have unprotected sex?
You can have such erratic period normally even without being pregnant.
THis is due to the hormonal fluctuations common in your age group.Best wishes,It was my pleasure to help you today.If I have answered all your questions, Please rate my response Excellent (click on the 5th star).Please bookmark my profile for fast, reliable and authentic answers!This is the link to my profile:http://www.justanswer.com/medical/expert-mysticdoc/
In that case, you do have good chances of being pregnant.
Such type of bleeding can be called implantation bleeding.
Since you are 18 days late, you take a urine pregnancy test now.
Serun HCG may be more accurate though.