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.
Numbness, tingling, and pain in your thumb and the first three fingers of your hand are common symptoms of carpal tunnel syndrome. The pain in your carpal tunnel is due to excess pressure in your wrist and on the median nerve. Carpal tunnel syndrome can be made worse if the wrist is overextended repeatedly.