Symmetry and Flatness

Description

The “Quick Flatness and Symmetry Analysis” automatically analyzes symmetrical field images for routine QA.

This analysis reports "Left to Right Profile" with dose at central Axis, FWHM, Flatness (TG45), Symmetry(TG45), Left Penumbra and Right Penumbra.

In addition, it reports the "Table to Gantry Profile" with dose at central Axis, FWHM, Flatness (TG45), Symmetry(TG45), Left Penumbra and Right Penumbra.

The analysis in this routine corresponds to the recommendations of AAPM Task Group TG45 and TG142.