Ni akọkọ, jẹ ki a loye kini iṣẹ abẹ abẹ. Iṣẹ abẹ interventional ni gbogbogbo nlo awọn ẹrọ angiography, ohun elo itoni aworan, ati bẹbẹ lọ lati ṣe amọna catheter si aaye ti o ni aisan fun dilation ati itọju. Awọn itọju interventional, tun mọ bi radiosurgery, le dinku ...
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