In the stomach, food tends to hang around for a little longer and this depends on a variety of factors including the amount of food you have consumed, how much fat it contains, and also the acidity of the stomach. However, all food should have left the stomach within 2 to 4 hours.n the stomach, food tends to hang around for a little longer and this depends on a variety of factors including the amount of food you have consumed, how much fat it contains, and also the acidity of the stomach. However, all food should have left the stomach within 2 to 4 hours.
Episcleritis is a common condition. In most cases the problem is mild and vision is normal. The cause is often unknown. But, it may occur with certain diseases, such as: 1  Herpes zoster. 2  Rheumatoid arthritis. 3  Sjogren syndrome. 4  Syphilis.
Epigastric pain can be due to common causes including: Dyspepsia (indigestion). Gastritis (inflammation of the stomach lining). Gastroesophageal reflux disease (GERD), a condition in which acidic stomach contents flow back into the esophagus.Heartburn. Lactose intolerance. Pregnancy.ther causes of epigastric pain. Epigastric pain may have other causes including: Barrettâs esophagus (cellular changes in the esophagus that may lead to esophageal cancer). Esophagitis (inflammation of the esophagus). Gallstones or gallbladder disease.