'''Ultrasounds''' a urine test alone does not determine if a pregnancy is viable or not. A urine test will detect the presence of hormone HCG which is present during a pregnancy. This hormone can be present up to 6-8 weeks following miscarriage. The purpose of an ultrasound is to: Confirm pregnancy, Determine the viability of the pregnancy by confirming fetal heart motion and presence of a fetus inside the uterus | '''Ultrasounds''' a urine test alone does not determine if a pregnancy is viable or not. A urine test will detect the presence of hormone HCG which is present during a pregnancy. This hormone can be present up to 6-8 weeks following miscarriage. The purpose of an ultrasound is to: Confirm pregnancy, Determine the viability of the pregnancy by confirming fetal heart motion and presence of a fetus inside the uterus |