The spleen is the largest organ in the lymphatic system. It is an important organ for keeping bodily fluids balanced. The spleen is located under the ribcage and above the stomach in the left upper quadrant of the abdomen.
No symptoms in some cases.
Pain or fullness in the left upper abdomen that may spread to the left shoulder.
Feeling full without eating or after eating only a small amount from the enlarged spleen pressing on your stomach.