case_images: PMC3864141_01
case_images: Colonoscopy before (a) and after (b) chemoradiotherapy (CRT).
case_images: CRIM.ONCMED2013-175263.001.jpg
case_images: PMC3864141_01_CRIM.ONCMED2013-175263.001.jpg
case_images: fig1
case_images: An abdominal CT scan and colonoscopy performed after CRT demonstrated significant tumor reduction (Figures 1 and 2).
case_images: Abdominal computed tomography (CT) findings both (a) before and (b) after CRT.
case_images: CRIM.ONCMED2013-175263.002.jpg
case_images: PMC3864141_01_CRIM.ONCMED2013-175263.002.jpg
case_images: fig2
case_images: An abdominal CT scan and colonoscopy performed after CRT demonstrated significant tumor reduction (Figures 1 and 2).
case_images: Resected specimen showing only ulcer scar.
case_images: CRIM.ONCMED2013-175263.003.jpg
case_images: PMC3864141_01_CRIM.ONCMED2013-175263.003.jpg
case_images: fig3
case_images: The surgical specimen of the rectum showed only ulcer scar (Figure 3).
case_images: Pathological examination showing no tumor cells (hematoxylin-eosin stain).
case_images: CRIM.ONCMED2013-175263.004.jpg
case_images: PMC3864141_01_CRIM.ONCMED2013-175263.004.jpg
case_images: fig4
case_images: Pathological examination revealed no residual cancer cells and showed pCR (Figure 4).