A ganglion is a noncancerous lump or cyst that commonly appears near joints or tendons. Ganglions usually develop on the wrist, hand, or foot, but they can also occur on the elbow. A ganglion on the elbow is called an elbow ganglion or olecranon bursitis. While ganglions are usually harmless, they can cause pain and discomfort if they grow large or press on surrounding structures.
The exact cause of ganglions is unknown, but they may form due to a weakness in the joint capsule or tendon sheath. In the case of an elbow ganglion, it may develop due to repetitive strain on the joint or an injury to the elbow. Ganglions can also be associated with arthritis or other joint problems.
The most common symptom of an elbow ganglion is a visible lump on the back of the elbow. The lump may be soft or firm and may change in size over time. Some people may also experience pain or discomfort when moving the elbow or performing activities that involve the affected arm.
A doctor can diagnose an elbow ganglion by performing a physical examination of the affected area. They may also order imaging tests like X-rays or MRI to rule out other possible causes of the lump. In some cases, a doctor may also perform a fluid aspiration test to remove some of the fluid from the ganglion and examine it under a microscope.
Treatment for an elbow ganglion depends on the severity of the symptoms. In mild cases, simply monitoring the lump and avoiding activities that aggravate it may be enough. However, if the ganglion is causing pain or affecting mobility, a doctor may recommend aspiration or surgical removal. Aspiration involves using a needle to remove the fluid from the cyst, while surgery involves removing the entire ganglion.
Overall, an elbow ganglion is usually a harmless condition that can be managed with proper care and treatment. If you suspect you have a ganglion on your elbow, it's important to see a doctor for a proper diagnosis and treatment plan.