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VM728: Imaging > Liver & Lymph Nodes > Flashcards

Liver & Lymph Nodes Flashcards

1
Q
A

Normal feline liver and gallbladder

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2
Q

What structure determines the gastric axis?

A

Liver
Hepatomegaly displaces it caudally
Microhepatia displaces it cranially

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3
Q

What are characteristics of hepatomegaly?

A

Rounding or blunting of the caudoventral liver margins
Extension beyond the costal arch
Caudal (+/- medial) displacement of the gastric axis

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4
Q
A

Mild caudal displacement of stomach
Rounded margins
Caudal to costal arch
Hepatomegaly

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5
Q

How does the stomach become displaced with generalized hepatomegaly?

A

Caudally

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6
Q
A

Generalized hepatomegaly

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7
Q
A

Hepatomegaly
Caudal displacement of stomach

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8
Q
A

Hepatomegaly
Caudal displacement of stomach

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9
Q
A

Enlarged right liver

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10
Q
A

Enlarged right liver
Displacement of stomach

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11
Q
A

Focal hepatomegaly

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12
Q

What are the 5 rule outs for an abdominal mass?

A

Cyst
Hematoma
Abscess
Neoplasia
Granuloma

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13
Q

What are differentials for generalized hepatomegaly?

A

Inflammation
Endocrine hepatopthy
Steroid hepatopathy
Hepatic venous congestions (RCHF)
Lipidosis
Infiltrative disease
Neoplasia

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14
Q

What are differentials for focal hepatomegaly?

A

Neoplasia
Abscess
Granuloma
Cyst

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15
Q

What are differentials for microhepatia?

A

Chronic liver disease
Cirrhosis
PSS

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16
Q
A

Small liver
Cranial gastric axis

17
Q
A

Small liver
Chronic hepatitis

18
Q
A

Small liver
Chronic hepatitis

19
Q
A

Liver mineralization

20
Q
A

Liver mineralization

21
Q

What are differentials for liver mineralization?

A

Choleliths
Choledoliths
Parenchymal mineralization (dystrophic mineralization of granulomas, neoplasia, abscesses)

22
Q

What are differentials for intrahepatic gas?

A

Biliary system (linear or branching)
Portal venous system (linear or branching)
Hepatic parenchyma (small gas bubbles)

23
Q
A

Intrahepatic gas
Probably in parenchyma
Concern for abscess or necrotic tumor

24
Q

Where are the sublumbar lymph nodes located?

A

Ventral to caudal lumbar vertebrae

25
Q
A

Sublumbar lymph nodes
Colon displaced ventrally

26
Q

When are mesenteric lymph nodes seen?

A

NOT if normal

27
Q
A

Enlarged mesenteric lymph nodes

VM728: Imaging (30 decks)

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