PMC7357010_01
External appearance of innocuous looking wound over anterior neck.
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However, secondary survey revealed a 1 x 0.5 cm in length penetrating wound situated in zone II of the neck, 1 cm left of midline, anterior to sternocleidomastoid muscle (Figure 1), without any neurovascular deficit.
Duplex ultrasound image showing eccentric thrombus in the lumen of right common carotid artery.
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Duplex ultrasound of neck revealed triphasic flow with normal calibre left sided common carotid artery; however, intimal flap visualized in right sided common carotid artery with eccentric partial thrombus (Figure 2).
CT angiography image with narrowing of lumen with eccentric thrombus in right common carotid artery.
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CT angiography revealed narrowing of lumen with eccentric thrombus in right common carotid artery about 5 cm proximal to bifurcation (Figure 3).
Intraoperative findings in right common carotid artery.
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There was a through and through tangential rent of 0.5 cm in the right common carotid artery (CCA) with contused segment, situated about 5 cm proximal to carotid bifurcation (Figure 4).
Prosthetic (PTFE) interposition graft placed during surgical exploration.
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Resection of contused segment of about 3 cm done and interposition prosthetic polytetrafluoroethylene (PTFE) graft was placed (Figure 5).