Toxic megacolon

Case contributed by Dr Heba Mohamed


General poor condition, fever and abdominal distension.

Patient Data

Age: 7 years
Gender: Male

Abnormal marked dilatation of the transverse as well as the proximal part of the left side of the colon with loss of haustral pattern. The diameter of the transverse colon measures 84 mm. The ascending colon displays thick walls.

Moderate amount of abdominal free fluid. No abnormal fluid-fluid levels. Normal opacification of the portal vein, no abnormal intraluminal gas. No abnormal gas under the diaphragm.

Abnormal oedema of the anterior and posterior abdominal walls more obvious at the level of the groin.

Case Discussion

Toxic megacolon usually presents with fever, tachycardia and leukocytosis. Other manifestations include diarrhoea, abdominal pain, rectal bleeding, vomiting, disturbed conscious level and may be hypotension.

PlayAdd to Share

Case information

rID: 56601
Published: 12th Nov 2017
Last edited: 16th Jul 2018
Inclusion in quiz mode: Included

Updating… Please wait.

Alert accept

Error Unable to process the form. Check for errors and try again.

Alert accept Thank you for updating your details.