Lesson 1.1 (Part 2) - Benign Tumours

Question 1

Benign hepatic neoplasms (7)

Answer 1

Granulomas
Hamartomas
Cysts
Cavernous hemangioma
FNH-focal nodular hyperplasia
Adenomas
Fatty tumours

Question 2

What appears as calcification within the liver parenchyma?

Answer 2

Liver granulomas

Question 3

T/F

liver granulomas are asymptomatic

Answer 3

true

Question 4

What may liver granulomas be related to?

Answer 4

Scarring or infection

Question 5

Hamartomas visualized as

Answer 5

small, focal, solid, hypoechoic

Question 6

Which benign tumour is often confused with metastatic disease?

Answer 6

Hamartomas

Question 7

Appearance of benign liver cysts

Answer 7

Fluid filled space, epithelial lining

Question 8

What may happen to a benign liver cyst? What are the symptoms?

Answer 8

It may hemorrhage (escape of fluid) or become infected

Pain and fever

Question 9

What may accompany a liver cyst?

Answer 9

Abscess

Septations

Question 10

T/F

cysts with epithelial lining will recur if drained

Answer 10

True

Question 11

What type of cysts are inherited?

Answer 11

Polycystic kidney disease

Question 12

Are LFTs generally normal or abnormal with liver cysts?

Answer 12

Normal

Question 13

If liver cyst with abnormal LFTs, what complications may arise?

Answer 13

Tumour
Infection
Biliary obstruction

Question 14

T/F liver cysts are seen in more the half the population

Answer 14

True (60-75%)

Question 15

What is the most common benign tumour?

Answer 15

Cavernous hemangioma

Question 16

T/F males present with cavernous hemangioma more than females

Answer 16

false

Question 17

Typical visualization of cavernous hemangioma

Answer 17

Small
Homogenous
Hyperechoic-tangle of tiny blood vessels
Well circumscribed

Question 18

Vascularity of cavernous hemangioma

Answer 18

extremely low blood flow

Question 19

What is the second most commonly seen benign liver tumour and is it more common in men or women

Answer 19

Focal nodular hyperplasia, more common in women

Question 20

What benign tumour is vascular and has a spoke wheel pattern?

Answer 20

Focal nodular hyperplasia

Question 21

What benign liver tumours are influenced by oral contraception (2)

Answer 21

Focal nodular hyperplasia

Hepatic adenoma

Question 22

Which benign tumour is isoechoic

Answer 22

Focal nodular hyperplasia

Question 23

What benign liver tumours are highly vascular (2)

Answer 23

Focal nodular hyperplasia

Hepatic adenoma

Question 24

What benign liver tumours are more common in women?

Answer 24

Cavernous hemangioma (5:1)
Focal nodular hyperplasia
Hepatic adenoma

Question 25

What benign liver tumour is symptomatic? Whats the symptom?

Answer 25

Hepatic adenoma

RUQ mass and pain (caused by lesion bleeding)

Question 26

T/F

FNH is seen more commonly than hepatic adenoma

Answer 26

true

Question 27

T/F Hepatic adenoma is at risk of malignant degeneration

Answer 27

True

Question 28

Sonographic appearance of hepatic adenomas

Answer 28

Heterogenous
Multiple feeding hepatic arteries supply adenoma from periphery
Capsule

Question 29

Which benign liver tumour exhibits a central hepatic artery

Answer 29

FNH

Question 30

What is a classic sign of a fatty tumour

Answer 30

Broken diaphragm - sound travels through fat faster

Question 31

Fatty tumours are hypoechoic or echogenic

Answer 31

Echogenic

Question 32

What is a fatty tumour indistinguishable from on US

Answer 32

hemangioma
mets
focal fat

Question 33

What is the rarest benign tumour

Answer 33

fatty tumour