Dense tumor stains were constantly demonstrated in 9 cases of neck paragangliomas, and whereas the bifurcations were enlarged in 8 of 9 cases. Nasopharygeal angiofibromas could be supplied by homolateral EGA, ICA and contra-lateral EGA.

• 9例颈部化感瘤均显示浓密的肿瘤染色，其中8例颈总动脉分叉增大，另1例颈总动脉分叉未见增大鼻咽纤维血管瘤依病损分期不同，可由同侧颈外动脉、颈内动脉及对侧颈外动脉供血。