The Body Part Knee, Left is identified by number "8" and occupies the 4th position in the ICD10-PCS procedure code structure.
Below a selection of ICD 10 PCS codes related to BQ18
Fluoroscopy of Left Knee using Other Contrast
Fluoroscopy of Left Knee using Low Osmolar Contrast
Fluoroscopy of Left Knee
Fluoroscopy of Left Knee using High Osmolar Contrast