Abdominal fluid can be accumulated by lying flat on the bed, with a hand to press their own abdomen, the other hand to promote the opposite side of the abdomen to observe whether the fluctuation can be felt, if the abdomen is not too obese patients, the emergence of obvious fluctuation means that there is fluid in the abdomen, the most accurate way is to go to the hospital for abdominal ultrasound or CT examination. The most accurate way is to go to the hospital for ultrasound or CT examination of the abdomen. Fluid accumulation in the abdomen indicates that some organs in the body have diseases, and should be examined in time and treated accordingly, so as not to worsen the condition. In severe cases of ascites, a puncture is needed to drain the ascites to alleviate the symptoms and avoid breathing difficulties.