Help me

Patient: I had a d&c outpatient surgery January 14, 2014. I had my period January 20, 2014. I’ve had sex on the day that I was suppose to ovulate which was the 6th of February. And now i have no period. Am I pregnant or what?

Symptoms: vomiting, backaches, slightly headaches, frequently urine, diarrhea, and fatigue.