The Contrast None is identified by letter "Z" and occupies the 5th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to BT1DZ
Fluoroscopy of Right Kidney, Ureter and Bladder
Fluoroscopy Kidney, Ureter, Bladder, R w H Osm Contrast
Fluoroscopy of Kidney, Ureter, Bladder, R using Oth Contrast
Fluoroscopy Kidney, Ureter, Bladder, R w L Osm Contrast