...DWI成像技术通常采用回波平面成像技术（echo planar imaging EPI），它可和任意常规MR成像序列组合，如自旋回波（spin echo SE）和梯度 回波，在肝脏通常用SE—EPI技术。
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Materials and Methods:40 patients were studied using FLAIR sequence and conventional spin echo(SE). The mode of presentation of the lesions were compared.
材料与方法：对40例脑部受检查者分别使用FLAIR序列及常规自旋回波（SE）序列进行对比分析。
All MR imaging was performed by using spin echo(SE)and short time inversion recovery(STIR)sequences.
均采用自旋回波（SE）、短时反转恢复（STIR）序列。
Objective To investigate the diagnostic value of conventional spin echo (se) in combination with cine MRI in congenital heart disease.
目的探讨常规自旋回波(SE)结合电影MRI对先天性心脏大血管畸形的诊断价值。
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