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 DGY1KZ
Plaque Radiation of Pineal Body
Hyperthermia of Pineal Body
Contact Radiation of Pineal Body
Laser Interstitial Thermal Therapy of Pineal Body