A.短T1、短T2信號(hào) B.長T1、長T2信號(hào) C.長T1、短T2信號(hào) D.短T1、長T2信號(hào) E.T1WI、T2WI均呈高信號(hào)
A.水腫組織在T1WI和T2WI均為低信號(hào) B.腫瘤實(shí)質(zhì)多表現(xiàn)為T1WI低信號(hào)和T2WI高信號(hào) C.亞急性血腫呈T1WI低信號(hào)和T2WI高信號(hào) D.急性血腫呈T1WI高信號(hào)和T2WI高信號(hào) E.壞死、囊變組織多為T1WI高信號(hào)和T2WI高信號(hào)
A.大分子蛋白 B.正鐵血紅蛋白 C.膽固醇 D.鈣鹽 E.Gd-DTPA