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 DWY57Z
Isotope Administration to Whole Body using Iodine 131
Isotope Administration to Whole Body using Strontium 89
Plaque Radiation of Whole Body
Isotope Administration to Whole Body using Other Isotope
Isotope Administration to Whole Body using Phosphorus 32
Isotope Administration to Whole Body using Strontium 90
Hyperthermia of Whole Body
Contact Radiation of Whole Body