Normally, stools are not vomited through the mouth, but it is possible to vomit feces in the presence of a condition such as low bowel obstruction.
In general, normal stool is passed through the intestinal system through the rectum and anal canal. If vomiting occurs, it is mostly stomach contents, stomach acid, bile and other substances, and basically there is no vomiting of feces.
When there is a low intestinal obstruction, the intestinal contents pass through the obstacle, can not be successfully discharged from the anus, the intestinal tract accumulates a large amount of feces and gas, the pressure increases, at this time, the feces will be refluxed, and vomited from the mouth.
In conclusion, in case of vomiting feces, you should go to the hospital in time to get a clear diagnosis and treatment under the doctor’s guidance.