Doctors administer radiation therapy for pituitary tumors that:
- Cannot be completely removed safely
- Grow quickly
- Do not shrink with medication
- Are located in areas of the brain where surgery is unsafe
- Recur after surgery
Radiation therapy for pituitary tumors does not usually work quickly. It can take several months or years to control a pituitary tumor’s growth or stop hormone production.
Types of radiation therapy for pituitary tumors:
Two types of radiation therapy are used to treat pituitary tumors:
In some patients, the pituitary gland stops working a few years after radiation therapy. If this happens, the patient will need to take supplements to replace the hormones the pituitary gland normally produces.