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 B51SZ
Fluoroscopy of Bi Pulm Vein using L Osm Contrast
Fluoroscopy of Bi Pulm Vein using Oth Contrast, Guidance
Fluoroscopy of Bi Pulm Vein using L Osm Contrast, Guidance
Fluoroscopy of Bi Pulm Vein using H Osm Contrast
Fluoroscopy of Bilateral Pulmonary Veins using Oth Contrast
Fluoroscopy of Bilateral Pulmonary Veins
Fluoroscopy of Bilateral Pulmonary Veins, Guidance
Fluoroscopy of Bi Pulm Vein using H Osm Contrast, Guidance