Stereotactic body radiotherapy for oligo-recurrence within the nodal area from colorectal cancer

Figure 2 Disease progression free survival in patients with oligo-recurrence within nodal area from colorectal cancer treated with streotactic body radiotherapy or surgical resection. The cohort of Kang and Bae’s studies are mostly composed of nodal metastases but additionally include lung and liver metastases. The cohort of surgical series include not only oligo-recurrence within nodal area but also central recurrence at anastomosis site. Dot size was weighted for number of patients in each cohort. SBRT: Streotactic body radiotherapy.