GI Tract - Part 6 Flashcards
Prolapse of one section of bowel into the lumen of another bowel segment describes which condition?
Intussusception
What does twisting of a portion of the bowel describe?
Volvulus
Which of the following structures demonstrate haustral wall markings?
Ascending colon
To be considered within normal limits, the length of the pyloric canal should not exceed:
17mm
Where does the CBD enter the duodenum?
Descending portion
An episode of excessive alcohol consumption is most commonly associated with which condition?
Gastritis
An older patient presents with a history of rectal bleeding and a change in normal bowel patterns. An irregular complex mass is identified in the rectum on an endorectal sonogram. On the basis of this history, the finding in this sonogram is most suspicious for:
Carcinoma
To be considered within normal limits, the wall thickness of the pyloric canal should not exceed:
4mm
Hypertrophied pyloric stenosis most commonly develops in infants between:
2-10 weeks of age
Where are ulcers more commonly located in the stomach?
Lesser curvature
A patient presents with a history of abdominal distention and pain. A US of the periumbilical area demonstrates distended fluid-filled loops of small bowel. On the basis of the clinical history, the US findings are most suspicious for which condition?
Ileus
Which portion of the colon follows the sacral canal?
Anal canal
gastric ulcer is most commonly caused by a:
Bacterial infection
An asymptomatic patient demonstrates a small, intraluminal hypo echoic mass on US. The mass appears to protrude from a gastric wall. This is most suspicious for which gastric pathology?
Polyp
What is the most common tumour of the stomach?
Polyp
