what does a enlarged spleen mean
Causes of an Enlarged Spleen. An enlarged spleen can be caused by infections, cirrhosis and other liver diseases, blood diseases characterized by abnormal blood cells, problems with the lymph system, or other conditions.Here are some common causes of an enlarged spleen: Infections. 1  Viral infections, such as mononucleosis.ther causes of an enlarged spleen include: 1  Inflammatory diseases such as sarcoidosis and rheumatoid arthritis. 2  Trauma, such as an injury during contact sports. 3  Cancer that has spread (metastasized) to the spleen. 4  A cyst, a noncancerous fluid-filled sac.