Font Size. A. A. A. Nerve blocks are used for pain treatment and management. Often a group of nerves, called a plexus or ganglion, that causes pain to a specific organ or body region can be blocked with the injection of medication into a specific area of the body. The injection of this nerve-numbing substance is called a nerve block.
Symptoms & Causes. The most common symptoms of gas include burping, passing gas, bloating, and pain in your abdomen. Gas normally enters your digestive tract when you swallow air and when bacteria in your large intestine break down certain undigested foods. Doctors may diagnose the causes of gas with a medical history and physical exam.
Dr. Matthew Hoffman on WebMD explains that gas causes swelling in the intestines and can leave you feeling bloated. Usually, gas causes pain in the abdomen and is relieved by passing gas. However, Dr. Hoffman says that gas can also cause discomfort and pain in your chest.1.