Dosimetric coverage of the external anal sphincter by 3-dimensional conformal fields in rectal cancer patients receiving neoadjuvant chemoradiation: implications for the concept of sphincter-preserving radiation therapy.
Yi-Jen ChenMichelle B ChenAlan J LiuJulian SanchezPeter TsaiAn LiuPublished in: BioMed research international (2014)
Meticulous planning to define the inferior border of the RT field is recommended to avoid irradiating the EAS.