Possible causes of gas pain in the chest include: heartburn heartburn is a type of indigestion that typically feels like a sharp, burning sensation in the chest it is caused by stomach acid. Acid reflux gas in chest. In patients with acid reflux, when acid reflux gets into the esophagus, it stimulates the nerve fibers on the surface of the esophagus, causing chest pain hoarseness and sore throat; as acid reflux into the esophagus, it causes inflammation of the larynx and causes hoarseness and sore throat this symptom is often confused with symptoms of.
acid reflux gas in chest
