PMC5814384_01
CT-scan imaging showing a saccular aneurysm of the proximal occipital artery.
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Computed tomography angiography revealed a 4 cm diameter aneurysm of the right occipital artery, located on its proximal, retro-mandibular course with scarce thrombus lining (Fig. 1) and excluded associated intracranial aneurysms.
Intraoperative picture. After controlling the common and external carotid arteries together with the proximal occipital artery, the aneurysm is gently mobilized and detached from the hypoglossal nerve.
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After systemic heparinization, the external carotid artery was clamped on a vessel-loop and the aneurysm was gently detached from the hypoglossal nerve (Fig. 2).
Intraoperative picture. The surgical field after resection of the aneurysm.
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The occipital artery was ligated and the aneurysm was resected (Fig. 3, Fig. 4).