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30 Cards in this Set

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Nodular tumor masses involving the serosa of the small intestine is a metastatic pattern of what malignancy?
Malignant melanoma
What is Reye syndrome?
Fatty liver with encephalopathy - an acute post-viral injury also associated with aspirin use
Gilbert's?
Relatively common and mild heriditary condition that produces asymptomatic unconjugated hyperbilirubinemia
Atrophic gastritis can be associated with which hematologic condition?
Pernicious anemia?
What anastomosis explains the ability to preserve normal blood supply despite a severely atherosclerotic celiac trunk?
Superior pancreaticoduodenal artery and inferior pancreaticoduodenal artery
Which ligament is part of the lesser omentum that separates the greater peritoneal sac from the right portion of the lesser peritoneal sac?
Gastrohepatic ligament
80% of cases of cholelithiasis in the US are due to stones predominantly composed of...? Radiological imaging?
cholesterol monohydrate crystals....Most are radiolucent
Infection with Hep E is associated with a very high mortality in which population?
Pregnant women in epidemic areas of India, Asia, Africa, and Central America
The defecation reflex involves which 3 responses? Which nerves are involved?
1. Internal anal sphincter relaxes
2. The external anal sphincter contracts
3. Conscious urge to defecate
Pelvic nerve (provides parasympathetic innervation to the internal anal sphincter and carries sensory information from the rectum) and pudendal nerve (which carries motor inputs to the external anal sphincter)
Most cases of traveler's diarrhea are caused by which bacteria? Tx?
Enterotoxigenic E coli, Shigella, and Campylobacter jejuni. Tx is usually the fluroquinolones, such as cipro
Characteristic liver finding in Reye's syndrome?
Microvesicular steatosis
Large volumes of 'rice-water' stools is a tip-off to...?
Cholera
Acute hemorrhagic pancreatitis is most often seen in....?
Excessive acute alcohol or food ingestion
Up to 30% of patients with chronic pancreatitis eventually develop...?
Secondary diabetes mellitus
Suppurative cholangitis can occur as a complication of infestation by which organisms?
Roundworm (ascaris lumbricoides) and the liver flukes (Clonorchis sinensis and Fasciola hepatica)
Reye's is associated with which organelle abnormality?
Mitochondria
Most pancreatic adenocarcinomas arise where? Eventually there's compression of...? Resulting in...?
Head of the pancreas. Compression of common bile duct. Results in obstructive jaundice, elevated direct bilirubin, and high alkaline phosphatase.
Meckel's diverticulum is usually found where?
Distal ileum within 12 inches of the ileocecal valve
Primary hyperlipidemia with selective elevation of triglycerides due to elevated chylomicrons is what WHO classification?
Type I hyperlipidemia
What is the usual cause of intestinal amebiasis?
Entamoeba histolytica
Elevated AST and ALT with a AST:ALT ratio of >1.5 is strongly suggestive of..?
Alcoholic hepatitis
Herniation of abdominal contents into the thorax leading to rapidly lethal respiratory distress in the newborn is caused by..?
Weakness or partial-to-total absence of the diaphragm
Infestation by what organism is a risk factor for pigment stones?
Liver fluke Opisthorchis sinensis
Which syndrome of hereditary conjugated hyperbilirubinemia causes the liver to turn black?
Dubin-Johnson syndrome
Pseudomembranous colitis is caused by...?
Necrolytic toxin produced by C. dificile
After gastric bypass surgery, a patient may experience which syndrome? Characterized by? Alleviate symptoms by...?
Dumping syndrome - nausea, diarrhea, sweating, palpitations, and flushing soon after eating a meal. Alleviated by eating more frequent, smaller meals that are high with fat (slower absorption)
The portion of the dorsal mesentery between the posterior abdominal wall and the spleen is called? Transmits which blood vessels?
The splenorenal ligament. Transmits the splenic artery and vein.
Food poisoning from fried rice is usually caused by..?
Bacillus cereus
Pain of biliary colic radiates to...?
Right scapular region
Excessive filtration of conjugated bilirubin produces which color of urine?
Tea-colored darkening.