Make the use of B physical gallbladder for pathological changes of physical gallbladder.By the contrast of the operation and pathological changes analyse and have a discussion.We can see that the pathological changes of bulging pathological changes are different from pathological changes and the representation of sounds and pictures.Conclusion:the percent of ultrasonic exam for bulging pathological changes has reached over 90 percent and it has no wounds and have a repetition.At present the sensibility is the first among the method of diagnose of sounds and pictures.