Fig. 4From: Clinical evaluation of an endorectal immobilization system for use in prostate hypofractionated Stereotactic Ablative Body Radiotherapy (SABR)Sample treatment plans of patients treated with- and without-EIS. a Treatment plan showing isodose distribution for patient treated with the EIS (purple). Displayed are the prostate CTV (orange), and PTV (blue), as well as the overall rectal contour. Percent isodose lines displayed are 105Â % (maroon), 100Â % (red), 95Â %(dark blue), 85Â % (green), and 50Â % (light blue). b Isodose distribution for a patient treated without the EIS. CTV prescription dose is 2600Â cGyBack to article page