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.
Repetitive-motion injuries can cause pain in the wrist and hand. Carpal tunnel syndrome is an impingement on the median nerve in the area of the wrist that can cause numbness, tingling, and eventually pain or cramping in the hand. Trauma or injuries such as strains and sprains can also cause wrist pain.