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 BQ11Z
Fluoroscopy of Left Hip using Low Osmolar Contrast
Fluoroscopy of Left Hip using Other Contrast
Fluoroscopy of Left Hip
Fluoroscopy of Left Hip using High Osmolar Contrast