Gastritis can cause loose stools with mucus. Gastritis can affect the digestion and peristaltic function of the gastrointestinal tract, food can not be thoroughly digested and absorbed, it may trigger the stool is not shaped with mucus, but also nausea, loss of appetite, abdominal bloating and other symptoms. Diseases such as acute enteritis, ulcerative colitis, irritable bowel syndrome, intestinal masses can also affect the intestinal absorption function, need to be combined with the symptoms, colonoscopy, stool routine and other clear. Acute enteritis has a history of unclean diet; ulcerative colitis may have mucus, pus and blood stools; irritable bowel syndrome is mostly related to mood changes; intestinal masses may have symptoms such as blood in stool and fatigue. If irregular diet, eating irritating food and other reasons can also lead to indigestion symptoms, the above conditions. Gastritis, if the stool is not shaped with mucus, it is recommended to go to the hospital in a timely manner, by the doctor to analyze the specific causes and guide the treatment measures.