There are several clinical manifestations of Meckel’s diverticulum in general: 1. Intestinal obstruction: Meckel’s diverticulum is caused by structural atresia of the yolk duct, which often forms a cord, and the cord can be stuck inside the abdominal cavity to other intestinal tubes to form intestinal obstruction. Some children may present with chronic intestinal obstruction and some may present with acute intestinal obstruction. Intestinal obstruction means that the child will have vomiting, abdominal pain, abdominal distension, and even bloody stools; 2. Bloody stools: most of the bloody stools are painless throughout. At the beginning of the child’s bloody stool is not accompanied by abdominal pain symptoms, the beginning of the bloody stool is dark brown, if more bleeding, there will be dark red blood stool or bright red blood stool. But the blood stool has a characteristic, that is, when the blood stool is often not accompanied by symptoms of abdominal pain, which is more characteristic performance; 3, the child may appear diverticulitis or diverticulum perforation: diverticulitis performance is somewhat similar to the performance of appendicitis, is in the right lower abdominal pain. But compared with appendicitis, there is no appendicitis typical metastatic right lower abdominal pain, and the abdominal pain is generally continuous, more fixed in the right lower abdomen, this time to consider the possibility of the presence of Merkel diverticulum.