Pancreatic Arteriovenous Malformation

More than 30 cases of pancreatic arteriovenous malformation (AVM) have been reported in the literature.103-105 The etiology of this condition is not clear. Most had been regarded as congenital, whereas the others were presumed to be secondary to pancreatitis or

Annular Pancreas Mri

Fig. 2—49. Annular pancreas.

T-tube cholangiogram shows reflux into a circumduodenal pancreatic duct (curved arrow), confirming the presence of an annular pancreas. (From Javors BR, Sloves JH.4)

Fig. 2—49. Annular pancreas.

T-tube cholangiogram shows reflux into a circumduodenal pancreatic duct (curved arrow), confirming the presence of an annular pancreas. (From Javors BR, Sloves JH.4)

liver cirrhosis. Clinical manifestations of pancreatic AVM include abdominal pain, recurrent gastrointestinal tract bleeding, portal hypertension, and duodenal ulcer. Angiography or the artery-dominant phase of dynamic CT is diagnostic (Fig. 2-55). MR imaging and color Doppler ultrasonography may also be useful.

Essentials of Human Physiology

Essentials of Human Physiology

This ebook provides an introductory explanation of the workings of the human body, with an effort to draw connections between the body systems and explain their interdependencies. A framework for the book is homeostasis and how the body maintains balance within each system. This is intended as a first introduction to physiology for a college-level course.

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