what organ is on the left side of abdomen below rib cage
The spleen is a delicate, fist-sized organ under your left rib cage near your stomach. It contains special white blood cells that destroy bacteria and help your body fight infections. The spleen also makes red blood cells and helps remove, or filter, old ones from the body's circulation.
Quick Answer. The spleen is located on the left side of the abdomen, under the ribcage and toward the back of the body. The primary function of the spleen is to filter the blood, recycle red blood cells, and store platelets along with white blood cells. Continue Reading.