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What is the general practice for patients that have SpaceOAR placed and then have a delay to treatment start?

Are there problems with volume changes from the spacer dissolving while the patient is on treatment? What is your department's protocol for these types of situations?
1 Answer
Mednet Member
Mednet MemberInvited Expert
Radiation Oncology · Washington University School of Medicine
Answered on

I have not encountered this problem yet. Theoretically the SpaceOAR begins to hydrolize after 3 months and completely reabsorbs between 6 and 8 months. The delay would have to be significant due to a major medical event or accident. If the SpaceOAR has completely disappeared it could be reinjected a...

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