Yes Iam A 32 Year Old Female And Have A

yes iam a 32 year old female and have a tubal ligation with clamps and the past several months i have been having a weird burning sensation on my right lower abdomen with my menstrual cycle. docs have ruled out appendicitis but today i was using the bathroom and i passed a sac looking substance filled with blood from my vagina could this have been a miscarriage?