What Is Interval Appendectomy?

If the appendix has formed an abscess, you may have two procedures, one to do a CT-guided drainage of the pus and fluid, and a second one to remove the appendix eight to 12 weeks later. This delayed surgery is called an interval appendectomy.

Why have an interval appendectomy?

Interval appendectomy is traditionally performed about 6 wk after the episode of AA to prevent recurrences and remove the offending organ to permanently resolve infection[33,34].

How long does interval appendectomy take?

The classical management of appendiceal mass involves non-surgical treatment with bowel rest, intravenous fluids and broad spectrum antibiotics. Following a successful resolution of appendiceal mass, patients are advised to have interval appendectomy in 8–12 weeks to prevent recurrent appendicitis.