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.
Treating your symptoms with the wrong diagnosis can not only delay proper treatment, it may also make the condition worse. Four common conditions that can cause thumb pain are: 1  CMC joint arthritis. 2  deQuervainâs tenosynovitis. 3  Gamekeeperâs or Skierâs thumb.