Pseudoappendicitis Associated with Bacterial Ileocecitis

 

Clinical features:

(1) right lower quadrant pain

(2) no or mild diarrhea

 

Bacteria associated with ileocecitis:

(1) Yersinia enterocolitica or Y. pseudotuberculosis

(2) Campylobacter jejuni

(3) Salmonella enteritidis

 

Preoperative findings on imaging studies (including ultrasonography):

(1) thickening of the bowel wall in the ileum and cecum

(2) variable mesenteric lymphadenopathy

(3) absence of changes suggesting appendicitis

 

The patient may give a history of foreign travel, animal contact or other exposure associated with an enteric bacterial infection.