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Abdo Pathology > Liver Questions > Flashcards

Liver Questions Flashcards

1
Q

Explain the most common cause of Hydatid disease

A

A parasite tapeworm, swallowed by sheep, cattle, freed in the duodenum reaches liver via PV

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2
Q

Sono appearance of Hydatid liver disease

A

A cystic mass with smaller daughter cysts

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3
Q

Describe the classic sono appearance of hemangioma

A 
Homogenous
Hyperechoic
Small (<3 cm diameter)
Singular/multiple
May be lobulated
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4
Q

What causes increased echogenicity of hemangioma?

A

Numerous interfaces between the walls of the cavernous sinuses and blood within them

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5
Q

Is colour doppler helpful in diagnosing cavernous hemangioma?

A

No, the flow is too slow

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6
Q

What is the most common benign tumour of the liver?

A

cavernous hemangioma

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7
Q

What is the differential diagnosis when hemangiomas are seen? (2)

A

Mets from colon - LFT will be increased

HCC - Hx of cirrhosis or hepatitis

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8
Q

cavernous hemangioma sono appearance

A

Sono appearance can change with bleeding - duration and amount of hemorrhage

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9
Q

Patient s/s when a lesion hemorrhages? (2)

A

acute abdo pain

palpable mass

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10
Q

Why is resection of adenomas recommended? (2)

A

hemorrhage risks

malignant degeneration

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11
Q

Sono appearance of FNH

A

isoechoic (usually)
hyper, hypo (can be)
stellate vascular pattern
central scar

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12
Q

are hemangiomas symptomatic?

A

no

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13
Q

what shows no increase in LFTs

A

hemangiomas

adenomas

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14
Q

spoke wheel

A

FNH

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15
Q

what is hypervascular and sometimes symptomatic (of the benign tumours)?

A

adenoma

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16
Q

starry night appearance

A

acute hepatitis

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17
Q

bright periportal walls and hypoechoic parenchyma

A

hepatitis

18
Q

following an acute bout of cholangitis, cholecystitis - what usually forms?

A

abcess

19
Q

alcohol abuse and hep C account for most cases of what

A

cirrhosis

20
Q 
these are complications of what:
portal hypertension
ascites
splenomegaly
varices
A

cirrhosis

21
Q

name the pathology: dilated portal tracts

A

schistoomiasis

22
Q

name the pathology: multiple small absesses

A

candidiasis

23
Q

name the pathology: immunosuppressed patient

A

candidiasis

24
Q

2nd most commonly seen benign lesion

A

FNH

25
Q

name the pathology:

reversible metabolic disease

A

steatosis

26
Q

name the pathology:

broken diaphragm sign

A

fatty tumour

27
Q

name the pathology:

aurora sign

A

lung parenchymal disease

28
Q

name the pathology:

collection of blood following a trauma

A

hematoma

29
Q

name the pathology:

gas producing bacteria in a collection

A

abscess

30
Q

name the pathology:

focal mass on cirrhotic liver

A

HCC

31
Q

the most common parasitic disease

A

schistosomiasis

32
Q

name the pathology:

periportal hypoechoic area on fatty liver

A

focal sparing

33
Q

name the pathology:

brightly echogenic enlarged liver

A

diffuse fatty infiltration

34
Q

name the pathology:

nodular liver with irregular contour

A

cirrhosis

35
Q

name the pathology:

anechoic smooth walls, posterior enhancement

A

simple cyst

36
Q

name the pathology:

daughter cysts

A

hydatid disease

37
Q

NASH appears as (2)

A

dense fatty infiltration

cirrhosis

38
Q

what is the most common cause of portal hypertension

A

cirrhosis

39
Q

what is the most common cause of a calcified liver tumour

A

mets

40
Q

what is HCC indistinguishable from (3)

A

focal fat
hemangiomas
lipomas

41
Q

what is a fatty tumour indistinguishable from (3)

A

focal fat
hemangioma
mets

42
Q

glycogen storage disease indistinguishable from (1)

A

diffuse fatty infiltration (but different age group-neonatal)

Abdo Pathology (24 decks)

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