Liver

Question 1

What benign hepatic lesion has an US appearance of hyperechoic with increased through transmission?

Answer 1

Hemangioma

Question 2

What benign hepatic lesion has a CT appearance of peripheral nodular discontinuous enhancement?

Answer 2

Hemangioma

Question 3

What is the MR characteristic of a hepatic hemangioma?

Answer 3

T2 bright

Question 4

Hemangiomas are commonly found in cirrhotic livers, true or false?

Answer 4

false. hemangiomas are rare in cirrhotics.

Question 5

What is Kasabach-Merritt?

Answer 5

The sequestration of platelets in a giant cavernous hemangioma?

Question 6

What is the ultrasound appearance of focal nodular hyperplasia (FNH)?

Answer 6

spoke wheel

Question 7

What is the CT appearance of FNH?

Answer 7

homogenous arterial enhancement

Question 8

What are the MRI characteristics of focal nodular hyperplasia?

Answer 8

“Stealth lesion - iso on T1 and T2”

Question 9

A hepatic lesion with a central scar, describes what benign tumor?

Answer 9

Focal nodular hyperplasia.

Question 10

What are the MRI characteristics of a benign hepatic adenoma?

Answer 10

Fat containing on in/out of phase.

Question 11

What benign hepatic lesion is associated with OCP use?

Answer 11

Hepatic adenoma

Question 12

In addition to OCP use, hepatic adenomas are associated with which congenital diseases?

Answer 12

Glycogen storage disease.

Question 13

What complications can be seen with benign hepatic adenomas?

Answer 13

They can bleed

Question 14

What are the US characteristics of a hepatic angiomyolipoma?

Answer 14

hyperechoic

Question 15

What CT characteristic is associated with a hepatic AML?

Answer 15

Gross fat

Question 16

What are the MRI characteristics of a hepatic AML?

Answer 16

T1 and T2 bright.

Question 17

What percentage of hepatic AMLs have fat?

Answer 17

only 50%, as opposed to renal AMLs which almost always have macroscopic fat.

Question 18

What disease is associated with hepatic AMLs?

Answer 18

Tuberous sclerosis.