A lot of gas in the abdominal cavity is not necessarily cancer. First, there will be gas in the abdominal cavity of normal people, which is related to the usual swallowing down is gas, and also related to some food. Such gas in the abdominal cavity is normal and does not need to be treated. Second, there may be some special food recently eaten, resulting in excessive accumulation of gas in the abdominal cavity, let’s say the grain containing more fiber, groundnuts, soybeans and other such foods, in the short term it will be more abdominal gas, but after a period of time not to eat these foods, the gas will be reduced, such an increase in gas in the abdominal cavity is also a physiological phenomenon, do not need to do much treatment. Third, there are some pathological conditions, such as intestinal obstruction, that is, intestinal blockage, gas accumulation in the abdominal cavity, feeling bloated stomach pain, and vomiting and so on, then if this happens we should actively seek medical treatment.