Lower Right Abdominal Pain: Causes, Symptoms & When to Seek Help What is the sign of left lower abdomen pain between pelvic and rib in men? What is the sign of left lower abdomen pain between pelvic and rib in men? Vibration in the Lower Abdomen (Female) Qadri Medical PC Possible Causes of Lower Right Abdomen Pain NYC Gastroenterologist Manhattan Gastroenterology Have you ever noticed a pulsing in your belly when lying down? It's often normal, but if it feels unusually strong or comes with new pain, it could point to an abdominal