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Egyptian Journal of Radiology and Nuclear Medicine
Fig. 2 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 2

From: Role of MRI special diffusion weighted imaging/diffusion tensor imaging techniques in the assessment of perianal fistula activity

Fig. 2

a axial T2 WI, b axial STIR WI, c coronal STIR WI for an inter-sphincteric track of bright signal in T2 and STIR WI extending from 4 to 8 O’clock surrounding the internal sphincter. axial DTI/T2 fused images with ROI (FA and ADC) values placed in the inter-sphincteric track (d), ipsilateral and contralateral sphincters (e) and surrounding edema (f) with FA values 0.313, 0.778, 0.810 and 0.341 and ADC values 1.146, 0.656 and 0.703, 1.492 × 103 mm2/s, respectively. The FA and ADC values are relatively low indicating active inflammatory condition

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