The stomach is medically known as the abdomen, and constipation does not usually cause the abdomen to become larger. Constipation patients with common symptoms of reduced stool frequency, defecation difficulties, dry feces, may be accompanied by abdominal pain, abdominal distension, some patients may be palpable in the abdomen abdominal mass, but generally manifested as a localized hard lump, mainly for the fecal matter blocked in the intestinal tract or spasm of the sigmoid colon, but generally no symptoms of the whole abdominal enlargement. An enlarged abdomen may be the result of obesity and increased subcutaneous fat in the abdomen. Some diseases such as cirrhosis, dyspepsia, and space-occupying lesions in the abdominal cavity can also lead to an enlarged abdomen. Therefore, if you have an enlarged abdomen or are accompanied by other uncomfortable symptoms, it is recommended that you go to the hospital as soon as possible to get a clear diagnosis to avoid delaying your condition.