The Qualifier 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 B529ZZ
CT Scan Inf Vena Cava w L Osm Contrast, Unenh, Enhance
CT Scan of Inf Vena Cava using H Osm Contrast
CT Scan of Inf Vena Cava using Intravasc Optic Cohere
CT Scan Inf Vena Cava w H Osm Contrast, Unenh, Enhance
CT Scan of Inf Vena Cava using Oth Contrast
CT Scan of Inf Vena Cava using Oth Contrast, Unenh, Enhance
Computerized Tomography (CT Scan) of Inferior Vena Cava
CT Scan of Inf Vena Cava using L Osm Contrast