mrs can differentiate the nature of the lesions, and can improve the diagnostic specificity combined with dynamic contrast enhancement mri.
mrs能够区分病变性质,与动态对比增强扫描联合应用能够提高诊断的特异性。
objective to evaluate the value of dynamic contrast enhancement mri in the diagnosis of pituitary micro-adenomas.
目的评价磁共振动态增强扫描诊断垂体微腺瘤的价值。
objective to characterize the dynamic contrast enhancement in focal hepatic lesions with pulse inversion harmonic(pih) ultrasonographic imaging.
目的探讨不同肝局灶性病变在超声造影反向脉沖谐波显像时的动态灌注过程及其特征。