Fig. 3From: Geometric and dosimetric consequences of intra-fractional movement in single isocenter non-coplanar stereotactic radiosurgeryCumulative percentages of cases with target coverage changes less than a certain percentage: ΔV100% (a) and ΔV95% (b) for 0, 1 and 2 mm PTV margin, ΔV100% (c) and ΔV95% (d) for GTV volume < 0.5 cc and GTV volume ≥ 0.5 cc when 0 mm PTV margin is usedBack to article page