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 DD042Z
Beam Radiation of Ileum using Electrons
Beam Radiation of Ileum using Photons >10 MeV
Beam Radiation of Ileum using Heavy Particles (Protons,Ions)
Beam Radiation of Ileum using Neutron Capture
Beam Radiation of Ileum using Neutrons
Beam Radiation of Ileum using Photons <1 MeV
Beam Radiation of Ileum using Electrons, Intraoperative
Beam Radiation of Ileum using Photons 1 - 10 MeV