It is also important to consider the presence or absence of accompanying medical issues in order to precisely identify the cause and to help formulate the optimal treatment for pain in the buttocks.
The abdominal cavity contains the stomach, intestines, liver, gallbladder, kidneys, spleen and pancreas. Side pain can be a symptom of a wide variety of mild to serious diseases, disorders and conditions, such as infection, infarction, inflammation, indigestion, trauma, intestinal obstruction, and cancer.
Pain from a kidney. A stone that is stuck in a kidney may cause pain in the side of the abdomen. Renal colic. This is a severe pain - which usually comes and goes but may sometimes also be constant - and is caused by a stone that passes into the tube draining urine from the kidney (the ureter).