👉 Gastrojejunostomies are a condition where the small intestine (jejunum) is partially or completely blocked, causing symptoms such as abdominal pain, nausea, and vomiting. This can be caused by various factors, including infections, tumors, or malnutrition. In some cases, the obstruction may be so severe that it affects the ability to pass food and water through the colon. The small intestine then becomes a barrier between the stomach and the rest of the digestive system, which can lead