Vertebral Artery, Left
- B31F0 - High Osmolar
- B31F01
- B31F010 - Fluoroscopy Vertebral Artery, Left to Intraoperative with Laser, High Osmolar Approach
- B31F0Z
- B31F0ZZ - Fluoroscopy Vertebral Artery, Left to None with None, High Osmolar Approach
- B31F1 - Low Osmolar
- B31F11
- B31F110 - Fluoroscopy Vertebral Artery, Left to Intraoperative with Laser, Low Osmolar Approach
- B31F1Z
- B31F1ZZ - Fluoroscopy Vertebral Artery, Left to None with None, Low Osmolar Approach
- B31FY - Other Contrast
- B31FY1
- B31FY10 - Fluoroscopy Vertebral Artery, Left to Intraoperative with Laser, Other Contrast Approach
- B31FYZ
- B31FYZZ - Fluoroscopy Vertebral Artery, Left to None with None, Other Contrast Approach
- B31FZ - None
- B31FZZ
- B31FZZZ - Fluoroscopy Vertebral Artery, Left to None with None, None Approach