“…The sample size varied from 18 [ 21 ] to 504 patients [ 12 ]. Some authors included all colorectal surgeries [ 13 , 17 , 25 , 29 , 32 , 34 , 35 , 36 ] for both benign and malign pathologies, as well as for all locations, while others focused on the most vulnerable colorectal segments with regard to blood supply, namely, the left colon and low colorectal anastomosis [ 19 , 20 , 21 , 22 , 23 , 24 , 26 , 27 , 28 , 30 , 31 , 32 , 33 , 37 , 38 ]. In 13 of the studies [ 12 , 15 , 17 , 18 , 19 , 21 , 22 , 23 , 24 , 29 , 30 , 33 , 34 ], only the group of patients receiving ICG was described, while in 10 studies [ 16 , 20 , 25 , 26 , 27 , 28 , 31 , 32 , 35 ,...…”