available for 11, 8, and 7 patients, respectively. Median patient age is 60.5 (range 44-81).
One patient had esophageal adenocarcinoma, 5 had pancreatic adenocarcinoma, and 6
had rectal adenocarcinoma. Eight patients had node positive disease and 8 received
induction chemotherapy before chemoradiation. CTCs were detected in all patients at
baseline with a median 15.5 CTCs/ml (Table 1). Median CTCs significantly decreased at mid …