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Ganglion Cyst


 What is a ganglion cyst?
 What is the cause?
 What are the symptoms?
 How is it diagnosed?
 How is it treated?
 How can I take care of myself?

Ganglion Cyst: Illustration
Ganglion Cyst: IllustrationClick here to view a full size picture.

What is a ganglion cyst?

A ganglion cyst is a fluid-filled sac under the skin. The sac is attached to a joint or to the covering over a tendon. Tendons are strong bands of tissue that attach muscle to bone. A sheath, or covering, surrounds the tendons. The cyst can be the size of a small pea or as large as a golf ball. Ganglion cysts are most often on the wrist or hand, but may also be on the foot.

What is the cause?

A ganglion cysts may be caused by a buildup of fluid due to irritation, injury, overuse, or repetitive motion.

What are the symptoms?

Symptoms may include:

How is it diagnosed?

Your healthcare provider will ask about your symptoms and medical history and examine you.

You may have tests such as:

How is it treated?

Sometimes cysts go away without treatment. If the cyst is painful or causing problems, your healthcare provider may:

Even with surgical treatment, a cyst may come back.

How can I take care of myself?

Follow the full course of treatment prescribed by your healthcare provider. If the cyst is painful:

Ask your provider:

Make sure you know when you should come back for a checkup. Keep all appointments for provider visits or tests.

healthinformatics info

References

DeLee, Jesse C., David Drez, and Mark D. Miller, Orthopaedic Sports Medicine: Principles and Practice, Saunders; 3rd ed. 2009.

Frontera, Walter R., Julie K. Silver, and Thomas D. Rizzo, Jr. Essentials of Physical Medicine and Rehabilitation, Saunders, 2nd. Ed. 2008.

Teh J, and G. Whiteley. MRI of soft tissue masses of the hand and wrist. British Journal of Radiology 207. 80(949): 47-63.


Related Topics

Ganglion Cyst

Ganglion Cyst Removal (Ganglionectomy)


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Last Modified: 2014-07-30

Last Reviewed: 2014-07-30

Website Updated: October 2014

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Published by RelayHealth. © 2014 RelayHealth and/or one of its affiliates. All Rights Reserved.

This content is reviewed periodically and is subject to change as new health information becomes available. The information is intended to inform and educate and is not a replacement for medical evaluation, advice, diagnosis or treatment by a healthcare professional.


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