Would you re-RT for heterotopic ossification if the first course of postoperative radiation failed to prevent HO formation?

I routinely offer a second course.

After the first course, the risk of secondary malignancy approaches zero - i.e., there are no documented cases in the literature. Seegenschmidt's paper with about 6,000 treated hips reported no secondary malignancy at 10-year follow-up.

Now, what about after a secon...