my perod was due for 5th may but did not show three days later (8th may)i had this unusually serious pain which was more to the lower right side of my abdomen i initially assumed it to be a menstrual cramp but i did not bleed. Two days later (11th) the pain reappeared accompany with the bleeding which was heavy like period i have been having irregular period for 3 months now so i did not bother. But 2 weeks after i am still spotting sometimes with slight pain.Coild i be pregnant or is it a more serious condition?