what is a kub test for bowel obstruction
KUB is typically used to investigate gastrointestinal conditions such as a bowel obstruction and gallstones, and can detect the presence of kidney stones. The KUB is often used to diagnose constipation as stool can be seen readily.
Definition. 1  A kidney, ureter, and bladder (KUB) x-ray study is an abdominal x ray. 2  The KUB study is a diagnostic test used to detect kidney stones and to diagnose some gastrointestinal disorders. 3  Because of the risks of radiation exposure to the fetus, pregnant women are advised to avoid this x-ray procedure.