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Fig. 2 | Egyptian Journal of Radiology and Nuclear Medicine

Fig. 2

From: Role of diffusion-weighted MRI in diagnosis and post therapeutic follow-up of colorectal cancer

Fig. 2

Sixty-three-year-old male presented with bleeding per rectum. Colonoscopy and biopsy revealed rectal moderately differentiated adenocarcinoma. A middle third horseshoe shaped rectal mass (measured 4.2 × 3.4 × 3.6 cm) sparing the posterior wall with no invasion to the mesorectal fat was noted. It displayed intermediate signal in both T2- (A) and T1 (B)-weighted images with mild homogenous enhancement in post contrast images (C). The lesion appeared bright in DWIs (D) and turned dark in the ADC map (E), with ADC value 0.95 × 10−3 mm2/s, indicating restricted diffusion

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