Lower GI 2017

“Colloid Response” – Acellular Mucin Pools in Rectal Cancer Post-Radiotherapy ?

group No. LR Distant

3yr RFS 3yr OS 7yr OS

metastasis

Smith et al 2010

pCR mucin

27

0 % 7 %

85 %

pCR No mucin

73

1 % 8 %

92 %

Shia et al 2011

pCR Mucin

12

100%

ypT0 or ypT1

21

94%

Campos-Lobato et al 2011

pCR Mucin

11

0% 21% 83%

pCR No mucin

47

0% 5%

95%

Lim et al 2013

pCR Mucin

35

97%

pCR No mucin

182

96%