Final answer:
The avascular area in the mesentery left of the middle colic artery is known as the area of Sudeck, not mentioned in the provided options. This zone is vulnerable to ischemia during surgical procedures.
Step-by-step explanation:
The avascular area in the mesentery to the left of the middle colic artery is known as the area of Sudeck, not listed among the options provided in the question. This specific avascular zone is vulnerable during surgeries concerning the colon, as it has minimal blood supply and is therefore susceptible to ischemia if the collateral circulation is compromised.