The Isotope None is identified by letter "Z" and occupies the 6th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to DD071Z
Beam Radiation of Rectum using Electrons
Beam Radiation of Rectum using Photons 1 - 10 MeV
Beam Radiation of Rectum using Heavy Particles
Beam Radiation of Rectum using Photons <1 MeV
Beam Radiation of Rectum using Neutrons
Beam Radiation of Rectum using Neutron Capture
Beam Radiation of Rectum using Photons >10 MeV
Beam Radiation of Rectum using Electrons, Intraoperative