My upper abdomen right at the center of rib cage i feel pain. i usually feel bloated and nausea experience pain in back have no gallbladder?

Xiphoid bone : The xiphoid bone is at the bottom of sternum but your symptoms may be due to a gastrointestinal problem like a hiatal hernia your physician can help clarify where this discomfort is coming from

R upper abd pain: r upper quadrant pain post gall bladder. ANS: many cause of post cholecystectomy syndrome. Review these with your team and see if you can find cause. Then treat this.

Gastroenterologist: This symptom could be caused by gastritis, peptic ulcer,pancreatitis or stones in common bile duct. Back radiation of pain favors pancreatic,common bile duct stones or a penetrating peptic ulcer of the duodenum. I recommend that a gastroenterologist evaluate you and the appropriate tests will be ordered.