Spleen size range, the spleen is a lymphatic organ of the human body, the position is located in the left lower abdomen, is a rich blood supply substantial organs. Normally, the normal spleen is 10-12 cm in length, 6-8 cm in width, 3-4 cm in thickness, and weighs approximately 110-200 g. It is located deep in the posterior posterolateral costal arch of the left quadrilateral rib region, opposite the 9th-11th ribs. The long axis of the spleen is in line with the 10th rib, and above it, which is also the diaphragmatic surface, it is adjacent to the diaphragmatic sinus of the left rib of the diaphragm, with the stomach anteriorly, and posteriorly, the spleen is adjacent to the left kidney and the left adrenal gland. The lower end of the spleen is adjacent to the splenic region of the colon, which in turn is adjacent to the tail of the pancreas. Therefore, the spleen is an intraperitoneal organ, and this is the range of normal spleen size.