Organomegaly involves the enlargement of body organs. Many different factors may cause such enlargement. While some causes are benign, others are more serious. Heart enlargement, liver enlargement, and spleen enlargement â called cardiomegaly, hepatomegaly, and splenomegaly, respectively â represent three examples of abnormal organ enlargement.
Thumb pain can result from damage or injury to any of the structures in your thumb, including bones, joints, tendons, nerves, muscles, blood vessels, connective tissue, skin or fingernails. The symptoms may be constant or they may vary, and they may improve or worsen with movement.
Yes, all of those muscles can cause pain in your thumb, too. When the muscles far away from your thumb cause pain, it is referred pain. Muscles that are too tight can refer pain to other parts of your body. Muscles generally become too tight from being overstretched (they get tight to protect themselves.)