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.
Rheumatoid arthritis and osteoarthritis are the two most common types of arthritis in the hand. Repetitive motion injuries, including carpal tunnel syndrome, can cause pain in the wrist and hand. Tumors of the structures in the hand are a very rare cause of hand or finger pain. Certain conditions such as diabetes can cause damage to the nerves, resulting in pain, numbness, or tingling of the arms and legs.