Definition:
Known as “bible bump” is a swelling that often appears on or around joints and tendons in the hand or foot. The size of the cyst can change over time, often becoming more inflamed if irritated. It is often located around the wrist and on the fingers.
Diagnosis:
Arthroscopy of the wrist is becoming available as an alternative to open excision of ganglion cysts. During arthroscopy, the root of the cyst can be seen. No immobilization is has to be done after arthroscopy.
Treatment:
More often, the cysts will disappear over time. In cases of small cysts that do not cause other symptoms, no treatment is necessary.
If a ganglion cyst is symptomatic, it can be control by aspiration or excision. Aspiration of the cyst is the simpler of the two procedures, but cysts recur in approximately 50% of cases.
Symptoms and Signs:
The cyst contains clear fluid similar to synovial fluid. They often found around the wrist joint, especially at the scapho-lunate joint, which accounts for 80% of all ganglion cysts.
Causes:
The exact cause of ganglion cysts is still unknown. It studied to be cause by overuse of a specific joint, which results in the degeneration of the surrounding fibrous tissue and the development of a cystic structure. The cyst contains clear fluid like the synovial fluid. It has usually seen around the wrist joint, especially at the scapho-lunate joint, which accounts for 80% of all ganglion cysts.
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