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Abdomen > Liver Part 1 P2 > Flashcards

Liver Part 1 P2 Flashcards

1
Q

Developmental congenital anomalie is

A

Agenesis

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2
Q

Agensis of complete liver is

A

Incompatible with life

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3
Q

What normall occurs with partial agenesis

A

One lobe-compensatory hypertrophy normally occurs

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4
Q

2 position congenital anomalies of position

A

Situs inversus totalis

Congenital diaphragmatic hernia or omphalocele

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5
Q

Situs inversus totalis is

A

Liver is found in left hypochondrium

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6
Q

Congenitial diaphramatic hernia / omphalocele is

A

Liver may herniate into thorax or outside abdominal cavity

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7
Q

Benign hepatic neoplasms (7)

A 
Granulomas 
Hamartomas 
Cysts 
Cavernous hemangioma 
FNH - focal nodular hyperplasia 
Adenomas 
Fatty tumors
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8
Q

Do liver granulomas have symptoms

A

No

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9
Q

liver granulomas appear as ______ within the _______

A

Calcification within the liver parenchyma

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10
Q

liver granulomas may be related to _____ or _____

A

Scarring

Underlying disorder such as an infection

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11
Q

Appearance of hamartomas

A

Small, focal, solid appearing, hypoechoic

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12
Q

Hamartomas have

A

6%

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13
Q

Hamartomas is often consufed with

A

Metastatic disease

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14
Q

Is hamartomas single or multiple

A

Both

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15
Q

Hamartomas known as

A

Benign malformations

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16
Q

Benign liver cysts are ____ filled space

A

Fluid

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17
Q

Benign liver cysts have ____ lining

A

Epithelial

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18
Q

Benign liver cysts are ______

A

Congenital

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19
Q

Benign liver cysts precise cause is

A

Unclear

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20
Q

Benign liver cysts is present at what age

A

Middle age

21
Q

Benign liver cysts occur in ____% of the pop

A

2.5

22
Q

Benign liver cysts may be ______ or become infected

A

Hemorrhage

23
Q

Benign liver cysts appearance within

A

Internal echoes septations, thick walls, appear solid

24
Q

Benign liver cysts with epithelial lining will ______ if drained

A

Recur

25
Q

liver cysts seen in ____-____% of patients

A

57-74%

26
Q

What is the most common benign tumor

A

Cavernous hemangioma

27
Q

Cavernous hemangioma gender ratio

A

5:1 FOR FEMALES

28
Q

Cavernous hemangioma has what type of blood flow

A

Low, appearing avascular on sonography

29
Q

Normal appearance of Cavernous hemangioma

A

Homogenous and hyperechoic- tangle of tiny blood vessels

30
Q

2nd most common seen tumor

A

Focal nodular hyperplasia - FNH

31
Q

Focal nodular hyperplasia - FNH more commonly seen in

A

Women

32
Q

Focal nodular hyperplasia - FNH has _______ influences including

A

Hormonal influences —- oral contraceptive and seen in child bearing years

33
Q

Focal nodular hyperplasia - FNH exibits a ________ sometimes as a result of vascular malformation

A

Central scar

34
Q

Focal nodular hyperplasia - FNH is seen as a _____ abnormality result of displacing vessels

A

Contour

35
Q

Focal nodular hyperplasia - FNH has a _______ ,_______ pattern

A

Stellate pattern

36
Q

Hepatic adenoma is less common than

A

Focal nodular hyperplasia - FNH

37
Q

Hepatic adenoma is more common in _____ and is linked to

A

Women

Oral contraceptive use

38
Q

Can Hepatic adenoma be symptomatic

A

Yes

39
Q

What is the vasculature of Hepatic adenoma

A

Hypervascular

40
Q

Hepatic adenoma bleeding within lesion causes

A

Pain

41
Q

with Hepatic adenoma the is a risk of

A

Malignant degeneration

42
Q

What is reccommended with Hepatic adenoma

A

Resection

43
Q

Hepatic adenoma appear

A

Heterogenous due to presence of fat

Multiple feeding arteries can be seen supply adenoma from periphery

One third of cases has capsule — which distinguishes from FNH

44
Q

Fatty tumors are common or rare?

A

Rare

45
Q

Fatty tumors associated with

A

Renal angiomyolipomas

46
Q

Fatty tumors appear as

A

Well defined echogenic mass

47
Q

Fatty tumors are indistinguishable from

A

Hemangioma, metastasis or focal fat

48
Q

Classic sign of fatty tumor is

A

Broken diaphragm

Abdomen (20 decks)

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