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bod ii > Pancreas & Gallbladder > Flashcards

Pancreas & Gallbladder Flashcards

1
Q

which pancreatic disease is characterized by indistinct margins, red/swollen parenchyma, edema, fat necrosis/saponification, yellow/white or tan chalky plaque areas

A

acute pancreatic necrosis

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2
Q

which pancreatic disease is characterized by firm, small and nodular and atrophy, fibrosis, lymphocytic or lymphoplasmacytic inflammation

A

chronic pancreatitis

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3
Q

which pancreatic disease is characterized by fibrin, loss of cellular detail, interstitial hemorrhage and edema, sheets of neutrophils

A

acute pancreatic necrosis

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4
Q

chronic pancreatitis more common in what species?

A

cats

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5
Q

acute pancreatic necrosis more common in what species?

A

dogs

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6
Q

what anatomical difference predisposes cats to chronic pancreatitis and triaditis

A

merging of common bile duct and pancreatic duct at duodenal papilla

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7
Q

components of triaditis

A

enteritis (IBD)
pancreatitis
cholangitis/cholangiohepatitis

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8
Q

what is the cause of EPI in young dogs, primarily german shepherds and causes atrophy and replacement fibrosis

A

canine juvenile pancreatic atrophy

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9
Q

common signs of EPI, what it can lead to and how to diagnose it

A

weight loss, poor coat, muscle atrophy, pale, soft voluminous & malodourous stool “cow patty”

mesenteric torsion, intussusception

TLI < 2.5 dogs, < 8 cats

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10
Q

common postmortem findings of EPI

A

interstitial hemorrhage
autolysis

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11
Q

systemic consequences of acute pancreatic necrosis

A

EPI
cytokine storms = systemic inflam response syndrome (DIC and acute resp distress syndrome)
necrotizing panniculitis

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12
Q

what pancreatic neoplasm is characterized by a tan, white firm multi-nodular, infiltrative, acini/islands/cords, zymogen granules surrounded by dense stroma = desmoplasia/scirrhous response

A

exocrine
adenocarcinoma

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13
Q

what pancreatic neoplasm is characterized by a benign, discrete encapsulated, fibrous capsule

A

exocrine adenoma

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14
Q

what pancreatic neoplasm is characterized by variably discrete tan-red masses, lobules and packets of polygonal cells separated by fine connective tissue and cause hypoglycemia

A

islet cell tumors (insulinoma most common)

most malignant except in ferrets

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15
Q

which nodular lesion of the liver?

dogs 6+ years
not a result of hepatic dysfunction
multiple, 0.5-3 cm
well demarcated
compress adjacent parenchyma
elements of normal liver & cytoplasmic lipid or glycogen

A

nodular hyperplasia

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16
Q

which nodular lesion of the liver?

true liver disease, hepatocellular loss, fibrosis tracts

A

nodular regeneration

17
Q

what differential of nodular lesions of the liver is characterized by a single, compress adjacent tissue, variable size, unencapsulated

A

hepatocellular adenoma

18
Q

what differential of nodular lesions of the liver is characterized by solitary, involve entire lobe, well demarcated, friable, more pale, divided into lobules, irregular trabeculae three or more cells thick multiple patterns, distant metastasis uncommon

A

hepatocellular carcinoma

19
Q

dogs three syndromes of a hepatocellular carcinoma

A
  1. solitary or massive
  2. multifocal
  3. diffuse
20
Q

what differential of nodular lesions of the liver is characterized by neuroendocrine cells within biliary epithelium, single or multiple nodules

A

hepatic carcinoids

21
Q

what differential of nodular lesions of the liver is characterized by tumors on skin, spleen and heart

A

hemangiosarcoma

22
Q

what differential of nodular lesions of the liver is characterized by hepatic involvement with absence of peripheral lymphadenopathy

A

hepatosplenic and hepatotropic t cell lymphoma

23
Q

developmental abnormalities of gallbladder

A

Bilobed or trilobed gallbladders
biliary atresia

24
Q

causes of cholecystitis

A

rift valley fever
infectious canine hepatitis
bacteria from blood and intestine

25
Q

what gallbladder disease is characterized by congenital developmental anomaly of biliary tree, can involve extensive areas, multiloculated, flattened epithelium, fibrous tissue, islands of hepatocytes, usually incidental finding

A

Biliary cysts, biliary cystadenoma, bile duct hamartoma

26
Q

what gallbladder disease is characterized by biliary epithelium from intrahepatic ducts, single or multiple, firm, raised, central depression, pale, unencapsulated, scirrhous response (firm)

A

cholangiocellular carcinoma

27
Q

what gallbladder disease is characterized by accumulation of mucin-laden bile leading to obstruction

A

gallbladder mucocele

bod ii (9 decks)

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