Splenic hyperfunction can be divided into mild and severe, also can be divided into mild, moderate and severe. Mild hypersplenism is not serious and does not require treatment, such as hypersplenism, there is a decrease in blood cells, but the decrease is not serious, at this time, hypersplenism is mild, more serious is moderate, especially serious is severe. In particularly severe hypersplenism, white blood cells drop to 1/10 of normal levels and platelets drop to 1/20 of normal levels. severe hypersplenism must be treated. Mild hypersplenism, mild peripheral blood cell reduction, can be treated by internal medicine, such as medication, to reduce the level of blood cells can be, but severe, must be splenectomy.