Fig. 5From: Characteristics of diffusion-weighted and blood oxygen level-dependent magnetic resonance imaging in Tubulointerstitial nephritis: an initial experienceMRI diagram of normal kidney. In the picture, A1 to A4 are T1WI, T2WI, DWI, and R2*, respectively. It can be seen that the demarcation of the epithelium and medulla on T1WI, T2WI, and R2 * maps is clear (3 points)Back to article page