have i had a miscarrage? im bfeeding my 8 month old having unprotected sex. felt pregnant carried 19lb bb up a big hill had sharp lower abdominal pains. it carried on that night, next morning i had a big gush of blood and bled for 6 days. this was 27 days after the start of my last period and i have long cycles. now im having the pmt that i normaly have before my peroids.