Slight bleeding 11 weeks pregnant with infection?

i am now 11 weeks pregnant went to see my midwife yesterday she did a urine test and a swab which had protein and tracs of blood i have also had greenish discharge that has no became itchy then last night i had a little bit of blood when i went to the bathroom went straight to hospital and they have booked me in for scan monday i am sooooooo petrified i will lose my baby i had a miscarriage in april please share your experiences and opinions im just sooooooo petrified i will lose my baby