Target delineation after closed-cavity surgery. WS whole scar (green), ImTV imaging-correlated target volume (dark blue), ETB estimated tumor bed (yellow), CTV clinical target volume (orange), PTV(Brachy) planning target volume for brachytherapy (dark-red), PTV(EBRT) planning target volume for external beam radiation therapy (light red), PTVEVAL planning target volume for evaluation (light-blue)