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 B52LZ
Computerized Tomography (CT Scan) of Bilateral Renal Veins
CT Scan of Bi Renal Vein using Oth Contrast, Unenh, Enhance
CT Scan of Bi Renal Vein using L Osm Contrast
CT Scan of Bi Renal Vein using Oth Contrast
CT Scan of Bi Renal Vein using Intravasc Optic Cohere
CT Scan Bi Renal Vein w H Osm Contrast, Unenh, Enhance
CT Scan of Bi Renal Vein using H Osm Contrast
CT Scan Bi Renal Vein w L Osm Contrast, Unenh, Enhance