Items tagged “appendix”
59 results found
Article
Appendicolith
An appendicolith is a calcified deposit within the appendix. They are present in a large number of children with acute appendicitis and may be an incidental finding on an abdominal radiograph or CT. Incidence may be increased among patients with a retrocecal appendix. Overall they are seen in 10...
Case
Appendicitis and appendicolith
Published
26 Mar 2009
63% complete
X-ray
Case
Appendicolith
Published
06 Apr 2009
75% complete
Ultrasound
Article
Perforated appendix
A perforated appendix is one of the complications of acute appendicitis. When appendicitis is left untreated, necrosis (gangrene) of the appendiceal wall can occur and progress to a focal rupture.
Epidemiology
The rate of perforated appendix vary from 16% to 40%, with higher incidence in young...
Case
Acute appendicitis
Published
24 Dec 2009
74% complete
CT
Annotated image
Case
Acute appendicitis
Published
17 Jan 2010
62% complete
CT
Article
Neonatal appendicitis
Neonatal appendicitis is rare, presumably in part due to the short funnel shape of the appendix at that age. Symptoms are non-specific and may mimic necrotizing enterocolitis.
Case
Acute appendicitis
Published
03 Apr 2010
65% complete
X-ray
Ultrasound
Case
Appendicitis with phlegmon
Published
06 Jul 2015
67% complete
CT
X-ray
Case
Acute appendicitis
Published
15 Apr 2010
68% complete
CT
Case
Normal vermiform appendix
Published
29 Apr 2010
33% complete
Annotated image
Ultrasound
Case
Acute appendicitis
Published
17 Aug 2010
61% complete
X-ray
CT
Article
Arrowhead sign (cecum)
The arrowhead sign refers to the focal cecal thickening centered on the appendiceal orifice, seen as a secondary sign in acute appendicitis. The contrast material in the cecal lumen assumes an arrowhead configuration, pointing at the appendix.
The arrowhead sign is applicable only when enteri...
Article
Cecal bar sign (acute appendicitis)
The cecal bar sign is a secondary sign in acute appendicitis. It refers to the appearance of inflammatory soft tissue at the base of the appendix, separating the appendix from the contrast-filled cecum.
See also
arrowhead sign
Article
Appendiceal mucocele
Appendiceal mucoceles occur when obstruction of the appendiceal lumen causes mucus to accumulate and progressively distend the appendix. The term describes an imaging appearance rather than a pathological entity. The underlying causes lie on a spectrum between benign obstruction with retention c...
Case
Appendicitis - tip
Published
08 Nov 2010
62% complete
CT
Case
Acute appendicitis
Published
10 Nov 2010
65% complete
CT
Case
Appendicitis
Published
07 Dec 2010
77% complete
Annotated image
CT
Case
Stump appendicitis
Published
15 Jan 2011
63% complete
Ultrasound
Case
Perforated appendicitis with appendicolith
Published
15 Jan 2011
54% complete
X-ray
Ultrasound