External Carotid Arteries, Bilateral
- B31C0 - High Osmolar
- B31C01
- B31C010 - Fluoroscopy External Carotid Arteries, Bilateral to Intraoperative with Laser, High Osmolar Approach
- B31C0Z
- B31C0ZZ - Fluoroscopy External Carotid Arteries, Bilateral to None with None, High Osmolar Approach
- B31C1 - Low Osmolar
- B31C11
- B31C110 - Fluoroscopy External Carotid Arteries, Bilateral to Intraoperative with Laser, Low Osmolar Approach
- B31C1Z
- B31C1ZZ - Fluoroscopy External Carotid Arteries, Bilateral to None with None, Low Osmolar Approach
- B31CY - Other Contrast
- B31CY1
- B31CY10 - Fluoroscopy External Carotid Arteries, Bilateral to Intraoperative with Laser, Other Contrast Approach
- B31CYZ
- B31CYZZ - Fluoroscopy External Carotid Arteries, Bilateral to None with None, Other Contrast Approach
- B31CZ - None
- B31CZZ
- B31CZZZ - Fluoroscopy External Carotid Arteries, Bilateral to None with None, None Approach