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Diagnostic Ultrasonography > Pancreas > Flashcards

Pancreas Flashcards

1
Q

what is the right lobe of the pancreas associated with in the body?

A

right kidney
duodenum
pancreaticoduodenal vein

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2
Q

what does chronic pancreatitis look like on ultrasound?

A

hyperechoic and irregular
hypoechoic nodules
mineralization

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3
Q

what is the echogenicity and echotexture of the pancreas?

A

isoechoic or slightly hyperechoic to liver
nearly isoechoic to mesenteric fat
homogenous

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4
Q

about how thick is the pancreas in dogs?

A

1cm

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5
Q

what does acute pancreatitis look like on ultrasound?

A

enlarged
hypoechoic
regional steatitis
free fluid
duodenitis/gastritis
more subtle in cats

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6
Q

what are some pancreatic neoplasias of the exocrine pancreas?

A

adenocarcinoma
carcinoma
adenoma

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7
Q

what is a neoplasia of the endocrine pancreas?

A

insulinoma

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8
Q

what is the left lobe of the pancreas associated with in the body?

A

stomach
colon
left kidney
spleen

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9
Q

what is the body of the pancreas associated with in the body?

A

pylorous
portal vein

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10
Q

what is the size of the pancreas in cats?

A

about 6 mm

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11
Q

how large can the pancreatic duct be in older cats?

A

up to 2.5 mm
no evidence of pancreatic disease

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12
Q

how large are the duodenal papilla in dogs and cats?

A

dogs: 4.3-6.3mm
cats: 2.4-3.9mm

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13
Q

what can cause the pancreas to be diffusely hypoechoic?

A

acute pancreatitis
edema

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14
Q

what can cause the pancreas to be diffusely hyperechoic?

A

chronic pancreatitis

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15
Q

what can cause the pancreas to be focally hypoechoic or mixed?

A

nodular hyperplasia
neoplasia

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16
Q

what are the potential complications of pancreatitis?

A

necrotizing pancreatitis
abscess
pseudocyst
retention cyst: pancreatic duct

17
Q

what does chronic pancreatitis look like on ultrasound?

A

hyperechoic and irregular
hypoechoic nodules
mineralization
more common in cats

18
Q

what is pancreatic carcinoma like on ultrasound?

A

single mass >2cm
hypoechoic
metastases to lymph nodes and liver

19
Q

how large are 80% of insulinomas?

A

<2.5 cm
easier to detect on CT

Diagnostic Ultrasonography (17 decks)

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