Best of luck...i also had brown and at times pink discharge when i was 7 weeks also...but everything was fine on the ultrasound...strong hearthbeat..try and relax doc told me stress call aslo cause some of the spotting..:)
I have a 3 yr old son. And since then they have all been miscarriages
I'll keep you in my prayers! Relax and think positive, easier said than done but have faith! Is this your first?