QuestionSBA
QuestionChoice
This is incorrect. The common hepatic artery gives rise to the gastroduodenal artery however is not itself closely related to the duodenum.
10026004
e
Common hepatic artery
QuestionChoice
This is incorrect. The superior mesenteric artery arises below the level of the coeliac trunk at L1. The inferior duodenum can be found posterior to the superior mesenteric artery, however it is not the most closely related to the duodenum and thus not the most likely source of the bleed.
10026001
b
Superior mesenteric artery
QuestionChoice
This is incorrect. The superior pancreaticoduodenal artery is a branch of the gastroduodenal artery. It does provide some blood supply to the duodenum, however, is not the most closely related vessel and thus is not the most likely source of the bleed.
10026003
d
Superior pancreaticoduodenal artery
QuestionChoice
This is correct. The gastroduodenal artery runs directly behind the posterior duodenal wall. Deep peptic ulcers in the duodenum may erode the artery and cause significant bleeding.
10026000
a
Gastroduodenal artery
QuestionChoice
This is incorrect. The left gastric artery is not directly related to the duodenum. It runs along the lesser curvature of the stomach and supplies the upper right portions of the fundus and body of the stomach, as well as the lower oesophagus.
10026002
c
Left gastric artery
Concept
Chapter
2693
4390
Upper GI bleed
Topic
136
Gastroenterology
17598
A 57 year old man presents to the Emergency Department with severe epigastric pain. He has vomited bright red blood and blood tests show a raised urea, as well as a reduced haemoglobin.

Upon questioning, he admits to drinking an average of 50 units of alcohol per week. He takes amlodipine for hypertension and regular naproxen for chronic lower back pain.

An oesophago-gastro-duodenoscopy (OGD) shows a bleeding ulcer in the proximal duodenum.

Which of the following arteries is the most likely source of the bleeding?
a