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RUSVM Diagnostic Imaging 2016 > Ultrasound Abdominal Anatomy > Flashcards

Ultrasound Abdominal Anatomy Flashcards

1
Q

What causes Aerophagia?

A

Stress

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2
Q

What hampers evaluation of the Abdomen with ultrasound?

A

Gastric Gas

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3
Q

What is visible in Ultrasound?

A

Veins are Visible!

Not arteries

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4
Q

What is the echogenicity of the Portal Vein wall?

A

Hyperechoic wall

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5
Q

What is the echogenicity of the Hepatic Vein wall?

A

Isoechoic wall

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6
Q

What do we examine in the Liver?

A 
Size
Margins 
Marginations
Echogenicity 
Architecture
Lesions
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7
Q

What changes to look for in the Abdomen?

A 
Hepatomegaly 
Irregular margins
Lymph node changes
Ascites
Assessment of other organs
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8
Q

What are the DDx for diffusely hypoechoic parenchyma of the liver?

A

Acute hepatitis
Venous congestion
enlarged hepatic veins
Lymphosarcoma

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9
Q

What do you compare the liver to to confirm hypoechoic?

A

Spleen

Kidney

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10
Q

What are the DDx for diffusely hyperechoic parenchyma of the liver?

A

Diabetes Mellitus
Hyperadrenocorticism
Hepatic Lipidosis
Lymphosarcoma

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11
Q

What are the two ways to examine the gallbladder?

A

Retrocostal approach

Intercostal approach

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12
Q

What can be traced in a normal cat but not in a dog?

A

Common Bile duct

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13
Q

What is the echogenicity of the contents of the Gall bladder?

A

Anechoic

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14
Q

What happens to the gall bladder with anorexia or fasting?

A

Gets bigger

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15
Q

What is the echogenicity of the gallbladder wall compared to the Liver parenchyma?

A

Isoechoic

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16
Q

What do you see with Cholecystitis?

A

Thickened GB wall

17
Q

What echogenicity do you see with Choleliths?

A

Mineral: Hyperechoic casting with a clean shadow

18
Q

What do you see with obstruction to the GB?

A

Dilation of the GB and common Bile duct

19
Q

What is the splenic head fixated to?

A

greater curvature of the stomach

at the level of the costal arch

20
Q

What is the echogenicity of the capsule of the spleen?

A

Hyperechoic capsule

21
Q

What should you see at the Hilus of the spleen?

A

Splenic vein

22
Q

What is the echogenicity of the kidney compared to the spleen?

A

Kidney is more hypoechoic than the spleen

23
Q

What is the echogenicity of the spleen compared to the kidney?

A

Spleen is more Hyperechoic compared to the kidney

24
Q

The intrahepatic biliary duct can be seen in the normal dog and cat on ultrasound?

A

FALSE!

25
Q

What is the echogenicity of the Renal Pelvis?

A

hyperechoic due to fat

26
Q

What is the echogenicity of the bladder?

A

anechoic fluid filled structure

27
Q

What is the echogenicity of the serosa layer of the stomach?

A

Hyperechoic

28
Q

What is the echogenicity of the Muscularis layer of the stomach?

A

Hypoechoic

29
Q

What is the echogenicity of the Submucosa layer of the stomach?

A

Hyperechoic

30
Q

What is the echogenicity of the Mucosa layer of the stomach?

A

Hypoechoic

31
Q

What is the echogenicity of the lumen-mucosa interface layer of the stomach?

A

Hyperechoic

32
Q

What three layers have a hyperechoic layer of the stomach?

A

Serosa
Submucosa
Lumen-mucosa interface

33
Q

What two layers have a hypoechoic layer of the stomach?

A

Muscularis
Mucosa

“M&M’s” are dark!

34
Q

What layer is the thickest in the intestines?

A

Mucosa

35
Q

What is the echogenicity of the intestines with fluid in them?

A

Anechoic

36
Q

What is the echogenicity of the intestines with gas in them?

A

Hyperechoic with acoustic shadowing

37
Q

What is the DDx for an intestine that appears corrugated on ultrasound?

A

peritonitis

pancreatitis

RUSVM Diagnostic Imaging 2016 (27 decks)

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