Liver

Question 1

Liver size

Answer 1

> 15Cm =hepatomegly

Question 2

Hepatorenal pouch

Answer 2

Morrison’s pouch - are a below the hepatirenal ligament

Question 3

Subphrenic space

Answer 3

Between liver or spleen and diaphragm

Question 4

Reidel’s lobe

Answer 4

Tongue like extension of the r lobe

Question 5

Right lobe

Answer 5

Anterior and posterior

Question 6

Left lobe

Answer 6

Medial and lateral,ligamentum teres

Question 7

Intrasegmental vessels

Answer 7

Portal veins - hyperechoic walls

Question 8

Inter-segmental vessels

Answer 8

Hepatic veins

Question 9

Focal fatty infiltration

Answer 9

Porta hepatis

Question 10

Focal fatty sparing

Answer 10

Anterior to the gb, caudate lobe, and liver margins

Question 11

Acute hepatitis

Answer 11

Starry sky, decreased echogenicity of liver, thick gb wall

Question 12

Chronic hepatitis

Answer 12

Small liver, decreased, echogenicity. Of portal triads

Question 13

Cirrhosis

Answer 13

Covered in fibrous tissue, infiltrated wl fat, chronic= ascites, portal hypertension reverse flow collaterals

Question 14

Glycogen storage dz

Answer 14

Young, carbohydrate metabolism dz. Von girkes type1 = most common echogenic liver

Question 15

Amoebic abscess

Answer 15

Rare in us, right lobe

Question 16

Pyogenic abscess

Answer 16

Most common, bacterial. R lobe

Question 17

Fungal abscess

Answer 17

Candiasis, wheel within a wheel

Question 18

Pnumocystic carninii

Answer 18

AIDS, diffuse shadowing

Question 19

Simple cyst

Answer 19

Most common liver lesion, in children evaluate for polycustic kidney dz

Question 20

Hyatid cyst

Answer 20

Echinoccal cyst, rare, tapeworm, honeycomb, mother daughter cyst

Question 21

Schistomiasis

Answer 21

Most common parasitic infection, causes portal hypertension occluded portal veins

Question 22

Focal nodular hyperplasia

Answer 22

Benign solid mass (stealthy) more common in women.

Question 23

Hemangioma

Answer 23

Cavernous, most common benign tumor, no color flow r lobe

Question 24

Adenoma

Answer 24

Birth control, glycogen storage dz

Question 25

Hepatic lipoma

Answer 25

Rare, speed artifact

Question 26

Angiosarcoma

Answer 26

Hemangiosarcoma, rare highly malignant

Question 27

Cholangiocarcinoma

Answer 27

10% primary liver tumors

Question 28

Hepatocellular carcinoma

Answer 28

Hepatoma (hcc), most common primary malignancy caused by cirrhosis, hepatitis, and more common in men hypoechoic tends to present with budd chiari syndrome (blocks hv)

Question 29

Hepatoblastoma

Answer 29

Most common malignancy in childhood increased alpha fetoprotein

Question 30

Budd-chiari

Answer 30

Rare, obstruction of hepatic veins, caudate lobe is spared seen with, birth control hepatomegaly, splenomegaly, ascites

Question 31

Portal hypertension

Answer 31

• most common -Intranepatic, pre hepatic= pv, post hepatic - hv reversal of flow = hepatofugal. Treatment= tips