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 BT11YZ
Fluoroscopy of Right Kidney
Fluoroscopy of Right Kidney using Other Contrast
Fluoroscopy of Right Kidney using High Osmolar Contrast
Fluoroscopy of Right Kidney using Low Osmolar Contrast