My stomach fills with fluid after eating and seems to stay full of fluid for many of hours after eating. when i move around you can hear it sloshing a?

Succussion splash?: Consider gastroparesis=a slow-emptying stomach that is most symptomatic after the stomach fills from meals. Maybe its functional due to brainstem reflexes induced by eating--often exaggerated in irritable bowel syndrome resulting in altered perception of gut distension, "growling", &modified transit of food. Sometimes, gastric outlet delay may reflect inflammation, scarring, biliary disease, more.