Bevacizumab
(BV) was added to FOLFOX for two patients in group A and for
15 patients in group B. The responses of metastatic lesions were
assessed according to the Response Evaluation Criteria in Solid
Tumors (RECIST) guidelines (14). Toxic effects other than
neurotoxicity were graded according to the Common Terminology
Criteria for Adverse Events (CTCAE), version 3.0. Neurotoxicity
was assessed according to the Neurotoxicity Criteria of
DEBIOPHARM (DEB-NTC) (15) as follows: grade 1, paresthesia
or dysesthesia lasting up to 7 days; grade 2, paresthesia or
dysesthesia lasting more than 7 days; and grade 3, persistent
functional impairment.