hello, I have had my tubes removed in 2004, haven t had intercourse. since then until. April 2011 I was told I couldn t have any more kids, but I ve been cramping and barely spotting, but it seems to me that I can c some old blood, rust in color. I checked my ovulation date and it said may the 21st was when I was ovulating. and may the 21 was the last time I had intercourse, took a test came back beg wat do u think is going on