The causes of bloody stools in newborns are due to several conditions. First, it is caused by bacterial enteritis, and if infected with invasive bacteria such as E. coli, bloody stools can occur. In this case, the child should be given timely anti-infective treatment with cephalosporins. The second is caused by hemorrhoids. If a newborn has hemorrhoids or anal fissures, he will also have bloody stools that are bright red in color and very painful. The second is caused by intestinal entrapment, if there is intestinal entrapment, there will also be bloody stools, which is caused by intestinal necrosis, it is necessary to promptly confirm the diagnosis by abdominal ultrasound and abdominal CT.