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Response to chemotherapy / CRT
EUS – assessment of treatment response
•50% reduction in cross-sectional area or
tumour thickness*
β
:
•
response to treatment
•
improved survival
*Willis J, Cooper GS et al 2002. Gastrointest Endosc 55;655-661
β
Ota M, Murata Y et al 2005. Dig Endosc 17; 59-63