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 B027Z
CT Scan of Cisterna using L Osm Contrast
CT Scan of Cisterna using H Osm Contrast, Unenh, Enhance
CT Scan of Cisterna using Oth Contrast
Computerized Tomography (CT Scan) of Cisterna
CT Scan of Cisterna using Oth Contrast, Unenh, Enhance
CT Scan of Cisterna using H Osm Contrast
CT Scan of Cisterna using L Osm Contrast, Unenh, Enhance