| ED | Emergency Department |
| ICG | Indocyanine green |
| WBC | White blood cell |
| CRP | C-reactive protein |
| FA | Fluorescence angiography |
| WL | White light |
| NIR | Near infrared |
| AL | Anastomotic leak |
| AA | Acute appendicitis |
| LA | Laparoscopic appendectomy |
| IAA | Intra-abdominal abscess |
| POD | Post-operative day |