The application of the diagnostic radiology in Ear Nose Throat field

The application of the diagnostic radiology and interventional radiology (I.R) is more and more popular all over the world. In Vietnam the I.R was first applicated at Bach Mai Hospital (Ha Noi) 1991 and Cho Ray Hospital in 1999, I.R has been used widely in many medical fields also in E.N.T (treatment of severe epistaxis and naso-angiofibroma). The authors report two typical severe epistaxis cases which treated by I.R at E.N.T department Cho Ray Hospital. The authors dertermined DSA was a very good mean that could help to evaluate and intervent for the injury of the vein, reduced the mininum ratio of severe naso-angiofibroma