下列脑内血肿的MRI表现，正确的为

• A.呈圆形或不规则形，其影像特征及信号演变与自发性脑内血肿一致
• B.超急性期血肿T<img src="http://timg.fentiku.com/279/2017/3/16/OdXdPEs2aB.png" title='OdXdPEs2aB.png' alt='OdXdPEs2aB.png'/>WI呈略低信号，T<img src="http://timg.fentiku.com/279/2017/3/16/PojvvUJzHI.png" title='PojvvUJzHI.png' alt='PojvvUJzHI.png'/>WI和PDWI呈高信号
• C.急性期血肿T<img src="http://timg.fentiku.com/279/2017/3/16/ZiWsnfykHV.png" title='ZiWsnfykHV.png' alt='ZiWsnfykHV.png'/>WI呈等信号，T<img src="http://timg.fentiku.com/279/2017/3/16/vKPn3fqkr1.png" title='vKPn3fqkr1.png' alt='vKPn3fqkr1.png'/>WI呈低信号
• D.亚急性期血肿T<img src="http://timg.fentiku.com/279/2017/3/16/5qmv7y3UQ5.png" title='5qmv7y3UQ5.png' alt='5qmv7y3UQ5.png'/>WI呈等信号，T<img src="http://timg.fentiku.com/279/2017/3/16/cPW5XGoJBc.png" title='cPW5XGoJBc.png' alt='cPW5XGoJBc.png'/>WI呈高信号
• E.慢性期血肿T<img src="http://timg.fentiku.com/279/2017/3/16/x2zf4EMbhw.png" title='x2zf4EMbhw.png' alt='x2zf4EMbhw.png'/>WI和T<img src="http://timg.fentiku.com/279/2017/3/16/3jTDxHEJyD.png" title='3jTDxHEJyD.png' alt='3jTDxHEJyD.png'/>WI上核心层和核外层均为高信号

正确答案：AC