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Copyright ©The Author(s) 2015.
World J Gastrointest Surg. Nov 27, 2015; 7(11): 306-312
Published online Nov 27, 2015. doi: 10.4240/wjgs.v7.i11.306
Figure 1
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Figure 1 Clinical incomplete response. Evaluation of the rectal cancer prior to the initiation of neoadjuvant chemoradiation therapy by flexible sigmoidoscopy (A) and MRI (B, white arrow: Tumor). Evaluation of 7 wk after completion of neoadjuvant chemoradiation therapy. The tumor has decreased in size; however, it continues to be present as evidenced by flexible sigmoidoscopy (C) and MRI (D, white arrow: Tumor). MRI: Magnetic resonance imaging.
Figure 2
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Figure 2 Complete clinical response. Evaluation of the rectal cancer prior to the initiation of neoadjuvant chemoradiation therapy by flexible sigmoidoscopy (A) and MRI (B, white arrow: Tumor). Evaluation of 7 wk after completion of neoadjuvant chemoradiation therapy showed no evidence of tumor by flexible sigmoidoscopy (C) and MRI (D, white arrow: Tumor). MRI: Magnetic resonance imaging.