Items tagged “appendix”
44 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 retrocaecal appendix. Overall they are seen in 1...
Case
Appendicolith on ultrasound

Diagnosis almost certain
Published 06 Apr 2009
75% complete
Ultrasound
Article
Perforated appendix
A perforated appendix is one of the complications of acute appendicitis. If appendicitis is left untreated, ischaemic necrosis of a portion of appendiceal wall may occur, leading to perforation. An appendicolith is thought to be associated with a higher probability of perforation 1.
Epidemiolog...
Case
Appendicular abscess

Diagnosis probable
Published 17 Jun 2009
53% complete
CT
Case
Acute appendicitis

Diagnosis certain
Published 24 Dec 2009
89% complete
CTAnnotated image
Case
Acute appendicitis

Diagnosis certain
Published 17 Jan 2010
92% complete
CT
Article
Neonatal appendicitis
Neonatal appendicitis is rare, presumably in part due to the short funnel shape to the appendix at that age. Symptoms are non-specific and may mimic necrotising enterocolitis.
Case
Acute appendicitis

Diagnosis almost certain
Published 03 Apr 2010
58% complete
X-rayUltrasound
Case
Appendicitis with phlegmon

Diagnosis almost certain
Published 06 Jul 2015
70% complete
X-rayCT
Case
Acute appendicitis

Diagnosis almost certain
Published 15 Apr 2010
68% complete
CT
Case
Normal vermiform appendix

Diagnosis not applicable
Published 29 Apr 2010
36% complete
UltrasoundAnnotated image
Case
Acute appendicitis

Diagnosis almost certain
Published 17 Aug 2010
64% complete
CTX-ray
Article
Arrowhead sign (caecum)
The arrowhead sign refers to the focal caecal thickening centred on the appendiceal orifice, seen as a secondary sign in acute appendicitis. The contrast material in the caecal lumen assumes an arrowhead configuration, pointing at the appendix.
The arrowhead sign is applicable only when enter...
Article
Caecal bar sign
The caecal 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 caecum.
See also
arrowhead sign
Article
Appendiceal mucocoele
Appendiceal mucocoeles occur when there is an abnormal accumulation of mucin causing abnormal distention of the appendix. They are due to either a non-neoplastic process, such as luminal obstruction, or mucin-secreting epithelial tumours.
Epidemiology
The reported prevalence at appendectomy is...
Case
Appendicitis: at tip

Diagnosis almost certain
Published 08 Nov 2010
74% complete
CT
Case
Acute appendicitis

Diagnosis almost certain
Published 10 Nov 2010
68% complete
CT
Case
Appendicitis

Diagnosis almost certain
Published 07 Dec 2010
80% complete
CTAnnotated image
Case
Stump appendicitis

Diagnosis almost certain
Published 15 Jan 2011
69% complete
Ultrasound
Case
Perforated appendicitis with appendicolith

Diagnosis almost certain
Published 15 Jan 2011
66% complete
X-rayUltrasound