Hi Doctor, Iam 5 Weeks & 5 Days Pregnant. I

Hi doctor, iam 5 weeks & 5 days pregnant. i am having abdominal pain & yesterday a slight bleeding sort discharge. i spoke to my doctor about this she said if no heavy bleeding then ok. also i had done vaginal ultra sound scan & doctor didnot detect any heartbeat for my baby. please advise as tis is my first pregnancy