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Internal jugular vein (IJV) drainage of an aneurysmal external jugular vein (EJV) via the Erb’s point (3D-VR). Right lateral view. 1. superficial temporal vein; 2. maxillary vein; 3. undivided retromandibular vein; 4. facial vein; 5. hypoplastic superior cervical segment of the IJV; 6. EJV; 7. normoplastic inferior cervical segment of the IJV; 8. EJV aneurysm; 9. EJV-to-IJV drainage; 10. anterior jugular vein (AJV); 11. EJV-AJV communicating vein.
