fig2

Figure 2. Sleeve gastrectomy leak staging. The characteristics of leak types are as follows: I: CT evidence of phlegmon; IIa: small abscess at staple line (< 5cm); IIb: large abscess extending lateral to staple line (≥ 5cm); III: uncontained leak or perforation (generalized peritonitis); IVa: chronic fistula with abscess cavity close to staple line (< 5cm); IVb: chronic fistula with abscess cavity lateral to staple line (≥ 5cm). Reproduced with permission from: Cheng Q, Beitner J, Talbot M, “Stage-dependent management of sleeve gastrectomy leaks - asystematic review with proposed ct-based classification and management algorithm” 25th IFSO World Congress Silver Anniversary. Obes Surg 2022;32(Suppl 2):39-1044. https://doi.org/10.1007/s11695-022-06204-8.