Figure 1.

A 64-year-old male with metastatic thyroid cancer status post-previous resection and fusion, now with recurrence at C2–C3 level, referred for preoperative embolization. (a) DSA of the right ascending cervical artery (Frontal view) demonstrates intense blush with arteriovenous shunting. (b) Post-embolization DSA of the right ascending cervical artery (Frontal view). The tumor was embolized with PVA particles. The tumor blush has been significantly reduced.

DSA: digital subtraction angiography; PVA: polyvinyl alcohol.