A unicameral bone cyst (UBC) is a cavity in a bone that’s filled with fluid instead of with bone. UBC is a common, non-cancerous tumor found in children that occurs in one location of one bone.
The cause of unicameral bone cyst is unknown.
Common signs and symptoms related to unicameral bone cysts are:
To determine if your child has a unicameral bone cyst, your specialized doctor may order imaging tests like X-rays or CT scans.
A UBC without pain or other symptoms that the doctor discovers when evaluating another problem can be watched with repeated X-rays and routine doctor exams. Bone fractures caused by the cyst occasionally incite a healing process not requiring surgical intervention.
Your doctor may recommend treating UBC by draining the cyst (aspiration) and injecting it with a steroid or with bone graft from the bone bank, supplemented occasionally with bone marrow from the person’s pelvis. This method of treatment may require more than one aspiration/injection.
Surgery is recommended when:
Types of surgical treatments: