i had my last periods on 6 june.Then on 6 july i did not get periods and checked that i was pregnant by urine test at home,WEnt to see the doctor and she made my hcg test,I was positive but had some brown spotting since 5 july.Again my hcg ws tested after one day and it doubled,,,the doctor gave me gregest tablet and told me to rest for a weak and come gain with my ultrasound report whereas in my previous report nothing was seen in my utereus,i had a hetertropic pregnancy one year back and a misscarriage two years back,,,was put on ATT for 9 months,,with tb in my endometrium,,Please give me guidance as there is smthing to worry or can it be ok