1.   Vaginal ultrasound revealed that the tubal pregnancy had disappeared.

2.   However, vaginal ultrasound can provide detailed pictures of the ovaries and inform physicians how the body is responding to the hormones.

3.   The donor will then take hormones to stimulate her ovaries and her eggs will be harvested via vaginal ultrasound.

4.   To minimize that risk, the technique calls for a vaginal ultrasound and hormonal tests to confirm all the tissue has been removed, he said.