causes of bilateral flank pain
Many Causes of Side Pain, Flank Pain; Pain in Side Treatment. Flank pain means youâre experiencing some pain in your side, thatâs somewhere between your ribs and pelvis. In other words, lateral abdominal pain and lateral back pain. Typically, side pain is only felt on one side, but some health conditions can cause you bilateral discomfort. Flank pain is often caused by a urinary tract issue, usually some health condition involving a kidney.