What is a bone cyst?
A person with a bone cyst has pockets within the bone where no bone cells are growing. Most bone cysts occur in the long bones, such as the femur or humerus. Bone cysts can weaken bones, leading to fractures. Bone cysts are more common in children. The cause for bone cysts is unknown. They form in growing bones during childhood.

What are the symptoms of a bone cyst?
Most children will have no symptoms from a bone cyst. Sometimes a cyst is found on an x-ray taken for another reason.

How does the doctor treat a bone cyst?
Treatment options for a bone cyst include observation (watch and wait), corticosteroids injections, and surgery.