Results: The localization of the tumor within the carotid bifurcation, splaying of the bifurcation, and profuse vascularity were the point in the diagnosis of the carotid body tumor.

• 结果：颈动脉体瘤声像图特征包括肿块位于颈动脉分叉处、颈动脉分叉角度增大、肿块血流信号丰富。