Liver UTZ

Question 1

how many lobes does liver have?

Answer 1

2 lobes

• right lobe
• left lobe

Question 2

it is the largest solid organ in the body

Answer 2

liver

Question 3

the lobes are separated by a band of tissue called the __________ ligament

Answer 3

the lobes are separated by a band of tissue called the FALCIFORM ligament

Question 4

what is the 2 majors sources of blood of liver?

Answer 4

portal vein
hepatic artery

Question 5

indications

Answer 5

to determine size and texture
suspected liver abscess
jaundice
ascites
suspected metastases
suspected liver mass
right upper abdominal pain

Question 6

the patient should take nothing by mouth for _ to _ hours for adults and _ to _ hours for infants preceding the examination

Answer 6

6 - 8 hours for adults
3 - 4 hours for infants

Question 7

___ MHz transducer for adults
_ MHZ for children

Answer 7

3.5 MHz transducer for adults
5 MHZ for children

Question 8

the normal parenchyma appears ________, interrupted by the portal veins and its branches which is seen as linear tubular structures with reflective echogenic walls with echolucent lumen

Answer 8

the normal parenchyma appears HOMOGENOUS, interrupted by the portal veins and its branches which is seen as linear tubular structures with reflective echogenic walls with echolucent lumen

Question 9

scanning is always done in deep suspended ___________

Answer 9

scanning is always done in deep suspended INSPIRATION

Question 10

scanning should be in ________, ___________ and __________ planes, including scans through the intercostal and subcostal spaces

Answer 10

scanning should be in SAGITTAL, TRANSVERSE and OBLIQUE planes, including scans through the intercostal and subcostal spaces

Question 11

scanning should be done with a ______ rocking movement of the transducer in all planes to obtain best visualization of the whole liver

Answer 11

scanning should be done with a SLOW rocking movement of the transducer in all planes to obtain best visualization of the whole liver

Question 12

the liver and right kidney are visualized in this view

Answer 12

parasagittal scan plane

Question 13

portal vein is seen in this view

Answer 13

subcostal scan plane

Question 14

the main portal vein is an intraabdominal structure normally measuring up to __ mm in diameter

Answer 14

the main portal vein is an intraabdominal structure normally measuring up to 13 mm in diameter

Question 15

the hepatic veins are visualized in this view

Answer 15

intercostal scan plane

Question 16

the ___________, _____________ and _________ are made of fat and collagen and will be seen as hypoechogenic structure just to the right of the midline in the transverse plane

Answer 16

falciform ligament
ligamentum teres
ligamentum venosum

Question 17

it is a peritoneal prominence which could be easily located in sagittal plane between liver tissue and right kidney, it should be free of fluid

Answer 17

morrison’s pouch

Question 18

liver weight

Answer 18

1400 to 1800g

Question 19

right lobe’s midclavicular linear measurement

Answer 19

13-17 cm

Question 20

the simple liver cysts an echo-free lumen, thick back wall or acoustic enhancement

Answer 20

fluid filled mass

Question 21

a ____ mass in the liver is easily recognized as a confluent mass which is more echogenic or echodense than the normal liver texture

Answer 21

solid mass

Question 22

solid masses may be seen in the following liver conditions:

Answer 22

hepatoma
macronodular cirrhosis
metastases
tubercoloma
other granuloma like ameboma

Question 23

____________ ________ or fatty liver is the most common liver pathology

Answer 23

HEPATIC STEATOSIS or fatty liver is the most common liver pathology

Question 24

there is exaggeration of the difference between the kidney parenchyma and liver echogenicity

Answer 24

hepatic steatosis