In hiatal hernia a part of the stomach sticks upward into the
chest and causes
chest pain, heartburn, and swallowing difficulty. Since you have been operated for hiatal hernia it seems to be unlikely.Gastroesophageal reflux disease is another possibility. The common causes of chest pain are muscle strain, sprain, pleurisy, asthma, costochondritis.A bruised or broken rib, and panic attack all can lead to pain in chest.GERD can cause heartburn and chest discomfort.