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.
Back pain and bloating can occur together in a number of conditions. Sometimes eating high-fat or greasy foods may cause bloating that leads to gas and back pain. Other causes of abdominal bloating and back pain include: 1  celiac disease.  endometriosis fibromyalgia.