Bowel obstruction occurs in spasms.
== See also ==Impaction (animals)  A blockage of the intestines in animalsNeonatal bowel obstruction  A blockage of the intestines in childrenSpastic intestinal obstruction== References ==== External links ==Obstruction, Small Bowel at eMedicineObstruction, Large Bowel at eMedicine
 Proximal obstruction of the large bowel may present as small bowel obstruction

