5Lell M,Anders K,Klotz E,et al. Clinical evaluation of bonesubtraction CT angiography (BSCTA) in head and neck imaging. Eur Radiol, 2006,16 : 889-897.
6Yoshitaka M,Shigeki A,Osamu A, et al. MR diffusion tensor imaging:recent advance and new techniques for diffusion tensor visualization. Eur J Radiol, 2003,46:53-56.
8Ward NS,Brown MM, Thompson A J, et al. Neural correlates of outcome after stroke: a cross-sectional fMRI study. Brain, 2003,126 : 1430-1448.
9Marshall RS, Perera GM, Lazar RM, et al. Evolution of cortical activation during recovery from corticospinal tract infarction. Stroke, 2000,31:656-661.
10Small SL, Hlustik P, Noll DC, et al. Cerebellar hemispheric activation ipsilateral to the paretic hand correlates with functional recovery after stroke. Brain,2002,125:1544-1557.
2Schaefer PW, Roccatagliata L, Ledezma C, et al. First-pass quantitative CT perfusion identifies thresholds for salvageable penumbra in acute stroke patients treated with intra-arterial therapy[J]. AJNR,2006, 27:20-25.
3Teksam M, Cakir B, Coskun M. CT perfusion imaging in the early diagnosis of acute stroke[J]. Diagn Interv Radiol, 2005,11:202-205.
4Tomandl BF, Klotz E, Handschu R, et al. Comprehensive imaging of ischemic stroke with multisection CT [J]. Radiographics, 2003, 23: 565-592.
5Kloska SP, Nabavi DG, Gaus C, et al. Acute stroke assessment with CT: do we need multimodal evaluation[J]? Radiology, 2004,233:79-86.
6Miles KA, Griffiths MR. Perfusion CT: a worthwhile enhancement[J]? Br J Radiol, 2003, 76: 220-231.
7Klotz E, Konig M. Perfusion measurements of the brain: using dynamic CT for the quantitative assessment of cerebral ischemia in acute stroke[J]. Eur J Radiol, 1999, 30:170-184.
8Cheung RT, Cheng PW, Lai WM, et al. Visualization of ischaemic penumbra using a computed tomography perfusion method [J]. Cerebrovasc Dis, 2003, 15:182-187.
9Kajimoto K, Moriwaki H, Yamada N, et al. Cerebral hemodynamic evaluation using perfusion-weighted magnetic resonance imaging. Comparison with positron emission tomography values in chronic occlusive carotid disease[J]. Stroke, 2003, 34: 1662-1666.
10Murphy BD, Fox AJ, Lee DH, et al. Identification of penumbra and infarct in acute ischemic stroke using computed tomography perfusion-derived blood flow and blood volume measurements [J]. Stroke,2006, 37:1771-1777.
