No heartbeat at 9 weeks Can ultrasound miss a heartbeat?
* The ultrasound was performed too early. The baby's heart may not be visible on an ultrasound until 6 weeks or later.
* The ultrasound was not performed correctly. The ultrasound transducer may not have been placed in the correct position to detect the heartbeat.
* The baby has a heart defect. Some heart defects can make it difficult to detect the heartbeat on an ultrasound.
If you have any concerns about your pregnancy, it is important to talk to your doctor or midwife. They can help you determine if further testing is necessary.