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Exam 1
Gastric Ulcers
8
Veterinary Medicine
Professional
01/23/2017

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Cards

Term
What are the four routes by which infectious agents may gain access to the peritoneal cavity?
Definition
-hematogenous
-penetrating trauma
-hardware dz
-extension of visceral organs (pancreatitis, liver abscess)
Term
What are some possible different causes of gastric ulcers?
Definition
-NSAIDs or corticosteroids
-aminoglycosides
-Stress
-neoplasia
-diet
-dec pH to inc HCl pdn
-uremia
-FB
Term
What are the 4 protective factors of the gastric mucosal barrier?
Definition
-bicarb in mucus
-epi that proliferates rapidly
-mucosal blood flow
-surface mucus layer: traps bicarb
Term
How does stress contribute to gastric ulcer formation?
Definition
-dec mucosal perfusion
Term
In horses, are gastric ulcers more common in the glandular or squamous mucosa?
Definition
-squamous mucosa
Term
At necropsy what are the features that indicate volvulusk torsion or strangulation of the intestine?
Definition
-sharply demarcated congestion: dark red to black
-edema w/ thickening of the wall
-twist of affected segment
-necrosis
-affected part of gut is distended w/ fluid and/or gas
Term
What are the clinical signs of intestinal FB?
Definition
-vomiting, anorexia, abdominal pain, distended abdomen, possibly straining to defecate, dehydration, metabolic issues if chronic, tachycardic, fever, shock, hematochezia
Term
What are some potential seuelae of intestinal FB?
Definition
-rupture and peritonitis, fibrosis and stenosis, segmental intestinal necrosis
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