MRI showed a dumbbell-shape mass with heterogeneous enhancement at C2 and C3 on postcontrast images, mimicking neurogenic tumor.

• 磁振造影检查显示第二和第三颈椎有一个哑铃状的肿块，注射显影剂后呈现不均匀的图象增强，非常类似神经性肿瘤。