FUC DSPITAL 双T4 HSP TA, D5R191 T3,7 9:8 19t 192 555标 K 2 2 2 064 L.INE.CATCRIC L.DC.SATRID 既 8 00406别18 55 )1千装学17 5的 7.163m FUC BOGPITAL OS2TCH型 ( 867 4 间T资 1T. 5,好 #2 2 '7 'e阿 L.III.CAICRIE L.INI.CATORID 6 储产9. 6C84L86e9H124 10L45479172 731烟 61h
CTA(CT血管造影 静脉注射CT造影剂 在合适的时间采集薄 层CT图像 将原始图像进行3D后 处理 获得CTA图像 优势(与DSA比较): 一立体,直观,易重建 显示钙化和骨质结构 基本无创
CTA(CT血管造影) • 静脉注射CT造影剂 • 在合适的时间采集薄 层CT 图像 • 将原始图像进行3D后 处理 • 获得CTA图像 • 优势(与DSA比较): – 立体,直观,易重建 – 显示钙化和骨质结构 – 基本无创
MR Angiography Ultra Fast MRA Large FOV,contrast enhanced,3D MRA, imaging volume covered in 13 seconds Acquired using ultra-fast SmartPrep MRA technique and specially combined phased array coils Valuable for evaluating pulmonary arteries and carotids in a single examination GE Medical Systems PREVIOUS EXIT
Large FOV, contrast enhanced, 3D MRA, imaging volume covered in 13 seconds Acquired using ultra-fast SmartPrep MRA technique and specially combined phased array coils Valuable for evaluating pulmonary arteries and carotids in a single examination MR Angiography - Ultra Fast MRA HOME NEXT PREVIOUS EXIT
MR Angiography Elliptical Centric View Orde Elliptical-Centric View Ordering TR/TE=6.6/1.4ms 256x224 20x15 cm FOV 68 slices,1.4mm thick Imaging time 44 sec Image courtesy of Mayo Clinic Rochester,MN,John Huston III,MD GE Medical Systems PREVIOUS EXIT
Elliptical-Centric View Ordering TR/TE = 6.6 / 1.4 ms 256x224 20x15 cm FOV 68 slices, 1.4mm thick Imaging time = 44 sec Image courtesy of Mayo Clinic Rochester, MN, John Huston III, MD MR Angiography - Elliptical Centric View Ordering HOME NEXT PREVIOUS EXIT
Perfusion CT (CT脑灌注) MIP-flow volume time to peak 静脉团注造影剂,在感兴趣区连续动态 扫描,获得的大量数据经后处理,产生时 间-强度曲线,由此算出脑血流速率、脑 血流量及峰值时间等具诊断意义的参数。 已有现成软件包。 CBF下降,CBV升高,TTP延迟
MIP-flow-volume-time to peak 静脉团注造影剂,在感兴趣区连续动态 扫描,获得的大量数据经后处理,产生时 间-强度曲线,由此算出脑血流速率、 脑 血流量及峰值时间等具诊断意义的参数。 已有现成软件包。 Perfusion CT (CT脑灌注) CBF下降,CBV升高,TTP延迟