Review
Copyright ©The Author(s) 2021.
World J Clin Cases. Jul 16, 2021; 9(20): 5372-5390
Published online Jul 16, 2021. doi: 10.12998/wjcc.v9.i20.5372
Figure 1
Figure 1 Timeline of the key events in the history of and research into surgery delay in patients with acute appendicitis. AA: Acute appendicitis; EAES: European Association for Endoscopic Surgery; COVID-19: Coronavirus disease 2019; ED: Emergency department; HD: Hospital day; RCT: Randomized controlled study; WSES: World Society of Emergency Surgery.
Figure 2
Figure 2 Subtypes of acute appendicitis with different fates determined by inflammation progression and interventions. NOM: Non-operative management.
Figure 3
Figure 3 Causes, adverse effects, and resolutions of preoperative delay in patients with acute appendicitis. AA: Acute appendicitis; COVID-19: Coronavirus disease 2019; LA: Laparoscopic appendectomy; NOM: Non-operative management; POCs: Postoperative complications.