Can trapped gas cause sharp pain in the chest or shoulder?
Yes, absolutely . Trapped gas can cause incredibly sharp, alarming pain in your chest, ribs, and even your shoulders. Because the pain is located in the upper body, it is very common for people to mistake severe trapped gas for a heart attack or a lung issue, which can be highly terrifying. Understanding the anatomy of your digestive tract helps explain exactly why this happens: Why Gas Pain Travels to the Chest and Shoulder 1. The Left and Right Turns of Your Colon (Splenic and Hepatic Flexures) Your large intestine doesn't just sit flat in your lower stomach; it travels up your abdomen, takes a sharp turn right under your rib cage on both sides, and goes back down. The "Splenic Flexure": The highest turn sits on the upper left side of your abdomen, right beneath your heart and left lung. The Trap: When gas bubbles travel up and get stuck in these high corners, they inflate like balloons. This puts heavy, direct pressure on your diaphragm and chest wall, mimicking sh...