Introduction
Methods of the Anatomical Study
Results of the Anatomical Study
Anatomy of the Occipital Condylar Region
Case Descriptions
Case | Symptoms | Classification | Feeding artery | Draining vein | Treatment/Result |
---|---|---|---|---|---|
#1 (51 years, M) | Tinnitus | Cognard 2a, Borden 1 | Ascending pharyngeal artery both sides | Antegrade to the jugular vein + AIVVP | TVE/cured |
Posterior meningeal branches of the right vertebral artery | Retrograde to the sigmoid sinus, inferior petrous sinus, cavernous sinus, ophthalmic vein | ||||
Right internal maxillary artery | |||||
Right occipital artery | |||||
Meningohypophyseal and inferolateral trunk of the right internal carotid artery | |||||
#2 (64 years, F) | Tinnitus, miosis, ptosis | Cognard 2a, Borden 1 | Ascending pharyngeal artery of both sides | Antegrade to the jugular vein | TVE/cured |
Posterior meningeal branch of the left vertebral artery | Retrograde to inferior petrous sinus, cavernous sinus | ||||
Inferolateral trunk of the left internal carotid artery | |||||
#3 (71 years, M) (Fig. 5) | Tinnitus | Cognard 2a, Borden 1 | Ascending pharyngeal artery of both sides | Antegrade to the right jugular vein | TAE/failed TVE/cured |
Right occipital artery | Antegrade to the posterior condylar vein | ||||
Right internal maxillary artery | Retrograde to the right inferior petrous sinus and cavernous sinus | ||||
#4 (79 years, M) (Fig. 6) | Tinnitus, double images, conjunctival hyperemia, protrusion of the bulb | Cognard 3, Borden 2 | Left ascending pharyngeal artery | Antegrade to the left jugular vein | TVE/cured |
Retrograde to the left inferior, petrous sinus, cavernous sinus superior ophthalmic and cortical veins |
Illustrative Cases
Case #3
Case #4
Results of the Clinical Cases
Discussion
Anatomy
Anatomical Variants
DAVFs of the Anterior and Posterior Condylar Vein
Etiology
Clinical and Radiological Findings
Case | Symptoms | Feeding artery | Draining vein | Treatment/Result |
---|---|---|---|---|
1 (age unknown, F) | Tinnitus | Ascending pharyngeal artery | Suboccipital cavernous venous plexus | TVE/cured |
Vertebral artery | Sigmoid sinus and internal jugular vein | |||
External carotid artery | ||||
2 (54 years, M) | Tinnitus | Ascending pharyngeal artery | Sigmoid sinus | TVE/cured |
Vertebral artery bilaterally | Paravertebral veins | |||
Occipital artery | ||||
Clival artery | ||||
3 (43 years, M) | SAH with intraventricular hemorrhage | Ascending pharyngeal artery | Single medullary bridging vein | TAE/cured |
Vertebral artery bilaterally |