Figure 2From: Osteosarcoma following single fraction radiation prophylaxis for heterotopic ossificationDigitally reconstructed radiograph (DRR) based on original portal images. Portal images from patient’s original treatment were recreated and superimposed on CT scan obtained following the diagnosis of osteosarcoma. An open 8 × 15 field was utilized for patient. Treatment was delivered using 6 MV photons, with a source to skin distance (SSD) or 91.5 cm.Back to article page