FOGGING EFFECT IN MR OF CEREBRAL INFARCT

被引:30
作者
ASATO, R
OKUMURA, R
KONISHI, J
机构
[1] Department of Nuclear Medicine, Hospital of the Kyoto University, Kyoto City, 606
关键词
BRAIN; INFARCTION; BLOOD FLOW; MAGNETIC RESONANCE IMAGING;
D O I
10.1097/00004728-199101000-00029
中图分类号
R8 [特种医学]; R445 [影像诊断学];
学科分类号
1002 ; 100207 ; 1009 ;
摘要
In a case of cerebral infarction the lesions were isointense to slightly hyperintense in the T2-weighted MR images obtained approximately 2 weeks after the onset. Earlier (1 week after onset), they had been markedly hyperintense. The probable mechanisms behind this phenomenon, referred to as "MR fogging" are discussed.
引用
收藏
页码:160 / 162
页数:3
相关论文
共 8 条
[1]   CT FOGGING EFFECT WITH ISCHEMIC CEREBRAL INFARCTS [J].
BECKER, H ;
DESCH, H ;
HACKER, H ;
PENCZ, A .
NEURORADIOLOGY, 1979, 18 (04) :185-192
[2]  
BRIERLEY JB, 1984, GREENFIELDS NEUROPAT, P125
[3]   APPLICATION OF SPIN-ECHO NUCLEAR MAGNETIC-RESONANCE TO WHOLE-CELL SYSTEMS - MEMBRANE-TRANSPORT [J].
BRINDLE, KM ;
BROWN, FF ;
CAMPBELL, ID ;
GRATHWOHL, C ;
KUCHEL, PW .
BIOCHEMICAL JOURNAL, 1979, 180 (01) :37-44
[4]  
GARCIA JH, 1985, TXB NEUROPATHOLOGY, P548
[5]  
STARK DD, 1988, MAGNETIC RESONANCE I, P299
[6]   OXYGENATION DEPENDENCE OF THE TRANSVERSE RELAXATION-TIME OF WATER PROTONS IN WHOLE-BLOOD AT HIGH-FIELD [J].
THULBORN, KR ;
WATERTON, JC ;
MATTHEWS, PM ;
RADDA, GK .
BIOCHIMICA ET BIOPHYSICA ACTA, 1982, 714 (02) :265-270
[7]  
Wehrli FW, 1983, MODERN NEURORADIOLOG, P81
[8]  
ZULCH K, 1985, CEREBRAL INFARCT PAT, P1