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 B532YZ
Magnetic Resonance Imaging (MRI) of Intracranial Sinuses
MRI of Intracran Sinus using Oth Contrast
MRI of Intracran Sinus using Oth Contrast, Unenh, Enhance