Items tagged “colon”

101 results found
Article

Colorectal cancer

Colorectal cancer is the most common cancer of the gastrointestinal tract and the second most frequently diagnosed malignancy in adults. CT and MRI are the modalities most frequently used for staging. Surgical resection may be curative although five-year survival rate is 40-50%.  Epidemiology ...
Article

Discrete colonic ulceration

Discrete colonic ulcerations are nonspecific findings, and can be due to: Crohn disease infective colitis Yersinia entercolitis shigellosis tuberculosis cytomegalovirus (CMV) amoebic colitis vasculitic colitis Behcet disease
Article

Epiploic appendagitis

Epiploic appendagitis is a rare self-limiting ischemic/inflammatory process involving appendix epiploica of the colon and may either be primary or secondary to adjacent pathology. This article pertains to primary (spontaneous) epiploic appendagitis. The term along with omental infarction is grou...
Article

Hinchey classification of acute diverticulitis

The Hinchey classification for acute diverticulitis (anywhere along the bowel, not just the colon) has been variously adapted and modified since its original description, and is useful not only in academia but also in outlining successive stages of severity 3,5,6.  Adoption and utility of the va...
Article

Hirschsprung disease

Hirschsprung disease is the most common cause of neonatal colonic obstruction (15-20%). It is commonly characterized by a short segment of colonic aganglionosis affecting term neonates, especially boys.  Epidemiology Hirschsprung disease affects approximately 1:5000-8000 live births. In short ...
Article

Ischemic colitis

Ischemic colitis refers to inflammation of the colon secondary to vascular insufficiency and ischemia. It is sometimes considered under the same spectrum as intestinal ischemia. The severity and consequences of the disease are highly variable. Epidemiology Ischemic bowel is typically a disease...
Case

Ascending colon lipoma

 Diagnosis certain
Assoc Prof Frank Gaillard
Published 07 May 2008
65% complete
CT
Case

Pneumatosis coli

 Diagnosis almost certain
Dr Gagandeep Singh
Published 28 Jan 2009
56% complete
CT
Article

Transverse colon

The transverse colon is the longest and most mobile part of the large intestine. It measures up to 45 cm in length.  Gross anatomy The transverse colon is the continuation of the ascending colon from the right colic flexure. It passes from the right to left hypochondrium in a downward convex p...
Case

Cecal volvulus

 Diagnosis probable
Dr Paresh K Desai
Published 23 Mar 2009
65% complete
CT
Case

Inguinal hernia

 Diagnosis almost certain
Dr Paresh K Desai
Published 30 Mar 2009
77% complete
CT
Article

Colonic diverticulosis

Colonic diverticulosis (plural diverticuloses) refers to the presence of multiple diverticula. It is quite distinct from diverticulitis which describes inflammation and infection of one or multiple diverticula. Epidemiology Diverticulosis is very common in westernised countries and is typicall...
Case

Colonic diverticula - widespread

 Diagnosis certain
Dr Jeremy Jones
Published 04 May 2009
97% complete
Barium
Article

Large bowel obstruction

Large bowel obstruction (LBO) is often impressive on imaging, on account of the ability of the large bowel to massively distend. This condition requires prompt diagnosis and treatment.  Epidemiology Large bowel obstructions are far less common than small bowel obstructions, accounting for only...
Article

Clostridioides difficile colitis

Clostridioides difficile colitis, also known as pseudomembranous colitis and previously known as Clostridium difficile colitis 10, is a common cause of antibiotic-associated diarrhea, and increasingly encountered in sick hospitalized patients. If undiagnosed and untreated, it continues to have h...
Article

Antibiotic-associated diarrhea

Antibiotic-associated diarrhea can be broadly divided into two groups: Clostridioides difficile colitis non-specific diarrhea The former is a life-threatening condition, requiring prompt diagnosis and treatment whereas the later is milder and self-limiting.  Both result from changes in the b...
Case

Pseudomembranous colitis

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 17 Aug 2009
83% complete
Annotated imageCT
Case

Colorectal cancer - Dukes D

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 19 Aug 2009
74% complete
CT
Article

Ulcerative colitis

Ulcerative colitis (UC) is an inflammatory bowel disease (IBD) that not only predominantly affects the colon, but also has extra-intestinal manifestations. Epidemiology Typically ulcerative colitis manifests in young adults (15-40 years of age) and is more prevalent in males but the onset of d...
Case

Ulcerative colitis and perianal abscess

 Diagnosis almost certain
Associate Professor Natalie Yang
Published 22 Aug 2009
62% complete
X-rayCTMRI