High-risk stage II colon cancer after curative resection.

Objectives: This study was designed to clarify which attributes of stage II colon cancer are associated with tumor recurrence and survival after curative resection, and the effects of adjuvant chemotherapy (ACT).

Methods: We retrospectively reviewed outcomes and clinicopathological characteristics of 1476 patients with stage II colon cancer who underwent curative resection.

Results: Of 1476 patients, 204 (13.

Assessment of on-pump beating coronary artery bypass surgery performed after introduction of off-pump approach.

Objective: To clarify the position of on-pump beating coronary artery bypass (CAB) and to define preoperative indicators of intentional conversion to the procedure in the era of advancement of off-pump CAB (OPCAB), we assessed on-pump beating CAB performed after the introduction of OPCAB.

Subjects And Methods: We assessed 130 patients who underwent single CAB [117 (90%) with OPCAB and 13 (10%) with on-pump beating CAB] between August 1999 (when OPCAB was selected as the first-line surgical procedure) and December 2004.

Results: No significant differences were seen between the groups in the number of coronary lesions or the prevalence of left main trunk (LMT) lesion.