Fig. 3

Flowchart follow-up. Legend: CAL-WR—Colonoscopic-Assisted Laparoscopic Wedge Resection, Low risk pT1 – pT1 colon carcinoma without (lympho-) vascular invasion, poor (high-grade) differentiation and high-grade tumor budding, R0 – radical resection, R1 – irradical resection (resection margin of less than 0.1 mm), Rx—radicality could not be determined, High risk pT1—pT1 colon carcinoma with one or more of the following histological risk factors: (lympho-) vascular invasion, poor (high-grade) differentiation and high-grade tumor budding, CRC – colorectal cancer