How To Distinguish The Gestational Sac And The Bladder

The difference between the gestational sac and the bladder: the gestational sac and the bladder are black dark areas. 

How To Distinguish The Gestational Sac And The Bladder

The method of distinguishing is: the bladder is a large black dark area, and the whole screen is one. The gestational sac is a circular black dark area. Generally, the shape is relatively regular, round or nearly circular, and the gestational sac usually displays a lot on the screen of ultrasound machines.