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 DB006Z
Beam Radiation of Trachea using Photons 1 - 10 MeV
Beam Radiation of Trachea using Heavy Particles
Beam Radiation of Trachea using Neutrons
Beam Radiation of Trachea using Electrons
Beam Radiation of Trachea using Electrons, Intraoperative
Beam Radiation of Trachea using Neutron Capture
Beam Radiation of Trachea using Photons >10 MeV
Beam Radiation of Trachea using Photons <1 MeV