Abdominal Sonography Review Davies
Book
You are scanning a patient with a known mass in the left medial segment of the liver. What
anatomic landmark can you use to identify the left medial segment separate from the right
anterior segment of the liver?
A. Left portal vein
B. Ligamentum teres
C. Ligamentum venosum
D. Middle hepatic vein
E. Left hepatic vein - ANSD. Middle hepatic vein.
You suspect enlargement of the caudate lobe in a patient with liver disease. What structure
located at the anterior border of the caudate lobe will help you to identify this lobe of the
liver?
A. Left portal vein
B. Fissure for the ligamentum venosum
C. Inferior vena cava
D. Fissure for the ligamentum teres
E. Main lobar fissure - ANSB. Fissure for the ligamentum venosum.
You are asked to rule out the prescence of a recanalized paraumbilical. Which anatomic
structure is a useful landmark in location of this strucutre?
A. Ligamentum teres
B. Ligamentum venosum
C. Coronary ligament
D. Hepatoduodenal ligament
E. Glisson's ligament - ANSA. Ligamentum teres.
Explanation: The left portal vein is in contact with the ligamentum teres. A paraumbilical vein
begins at the left portal vein and exits the liver at the ligamentum teres. Images of the
ligamentum teres will demonstrate the presence or absence of the pathologic finding.
Which vessel courses within the main lobar fissure?
A. Main portal vein
B. Left portal vein
C. Middle hepatic vein
D. Proper hepatic artery
E. Right hepatic vein - ANSC. Middle hepatic vein.
,Oxygenated blood is supplied to the liver via the:
A. Portal vein and hepatic vein
B. Hepatic vein and hepatic artery
C. Hepatic vein and portal vein
D. Portal vein and hepatic artery
E. Hepatic artery only - ANSD. Portal vein and hepatic artery.
You are performing a sonogram on a slender female and notice a long, thin extension of the
inferior aspect of the right lobe of the liver. This most likely represents:
A. Caudate lobe
B. Quadrate lobe
C. Riedel's lobe
D. Accesory liver
E. Papillary projection of the caudate lobe - ANSC. Riedel's lobe.
Which of the following forms the caudal border of the left portal vein?
A. Ligamentum venosum
B. Hepatoduodenal ligament
C. Main lobar fissure
D. Coronary ligament
E. Ligamentum teres - ANSE. Ligamentum teres.
What ligament divides the left lobe of the liver into medial and lateral segments?
A. Ligamentum venosum
B. Hepatoduodenal ligament
C. Main lobar fissure
D. Coronary ligament
E. Ligamentum teres - ANSE. Ligamentum teres.
You are asked to perform a Doppler study on the hepatic veins in the liver. What
differentiates the hepatic veins from the portal veins?
A. The hepatic veins converge toward the porta hepatis.
B. The hepatic veins have brightly echogenic walls.
C. The portal veins are largest near the dome of the liver.
D. The portal veins are accompanied by branches of the biliary tree and hepatic artery.
E. The portal veins normally exhibit a triphasic flow pattern. - ANSD. The portal veins are
accompanied by branches of the biliary tree and hepatic artery.
You have detected a mass anterior and to the left of ligamentum venosum. This mass is
located in what lobe of the liver?
A. Left lobe
B. Caudate lobe
,C. Riedel's lobe
D. Right lobe
E. Quadrate lobe - ANSA. Left lobe.
The thin capsule surrounding the liver is known as:
A. Riedel's capsule
B. Glisson's capsule
C. Teres capsule
D. Langerhans' capsule
E. Wirsung's capsule - ANSB. Glisson's capsule.
Which of the following course interlobar and intersegmental within the liver?
A. Bile ducts
B. Portal veins
C. Hepatic arteries
D. Lymphatics
E. Hepatic veins - ANSE. Hepatic veins.
What lobe of the liver does the letter A represent?
A. Left lobe
B. Caudate lobe
C. Posterior right lobe
D. Anterior right lobe
E. Quadrate lobe - ANSA. Left lobe.
What structure does the letter B represent?
A. Ligamentum teres
B. Falciform ligament
C. Hepatoduodenal ligament
D. Ligamentum venosum
E. Main lobar fissure - ANSD. Ligamentum venosum.
What lobe of the liver does the letter C represent?
A. Left lobe
B. Caudate lobe
C. Posterior right lobe
D. Anterior right lobe
E. Quadrate lobe - ANSB. Caudate lobe.
Identify the structure labeled A in this image of the liver.
A. Ligamentum venosum
B. Ligamentum teres
, C. Hepatoduodenal ligament
D. Coronary ligament
E. Glisson's capsule - ANSA. Ligamentum teres.
Identify the anatomy labeled A.
A. Main portal vein
B. Right posterior portal vein branch
C. Left portal vein
D. Right hepatic vein
E. Middle hepatic vein - ANSB. Right posterior portal vein branch.
Vessel A is located in what lobe of the liver?
A. Caudate lobe
B. Medial segment left lobe
C. Lateral segment left lobe
D. Posterior segment right lobe
E. Anterior segment right lobe - ANSD. Posterior segment right lobe.
Identify the anatomy labeled C.
A. Main portal vein
B. Right posterior portal vein
C. Left portal vein
D. Right hepatic vein
E. Middle hepatic vein - ANSC. Left portal vein.
The arrow labeled D is pointing to what lobe of the liver?
A. Medial segment left lobe
B. Lateral segment left lobe
C. Posterior segment right lobe
D. Anterior segment right lobe
E. Caudate lobe - ANSE. Caudate lobe.
You are performing an ultrasound exam of the liver on a small patient with a 5MHz curved
linear array. Although you have increased the overall gain to its maximum setting, the
posterior borders of the liver and diaphragm are not visualized. What should you do?
A. Call the service representative to repair your equipment.
B. Decrease the transmit power on the ultrasound unit.
C. Move the focal zone into the near field.
D. Rescan the liver with a higher-frequency transducer.
E. Rescan the liver with a lower-frequency transducer. - ANSE. Rescan the liver with a
lower-frequency transducer.
Book
You are scanning a patient with a known mass in the left medial segment of the liver. What
anatomic landmark can you use to identify the left medial segment separate from the right
anterior segment of the liver?
A. Left portal vein
B. Ligamentum teres
C. Ligamentum venosum
D. Middle hepatic vein
E. Left hepatic vein - ANSD. Middle hepatic vein.
You suspect enlargement of the caudate lobe in a patient with liver disease. What structure
located at the anterior border of the caudate lobe will help you to identify this lobe of the
liver?
A. Left portal vein
B. Fissure for the ligamentum venosum
C. Inferior vena cava
D. Fissure for the ligamentum teres
E. Main lobar fissure - ANSB. Fissure for the ligamentum venosum.
You are asked to rule out the prescence of a recanalized paraumbilical. Which anatomic
structure is a useful landmark in location of this strucutre?
A. Ligamentum teres
B. Ligamentum venosum
C. Coronary ligament
D. Hepatoduodenal ligament
E. Glisson's ligament - ANSA. Ligamentum teres.
Explanation: The left portal vein is in contact with the ligamentum teres. A paraumbilical vein
begins at the left portal vein and exits the liver at the ligamentum teres. Images of the
ligamentum teres will demonstrate the presence or absence of the pathologic finding.
Which vessel courses within the main lobar fissure?
A. Main portal vein
B. Left portal vein
C. Middle hepatic vein
D. Proper hepatic artery
E. Right hepatic vein - ANSC. Middle hepatic vein.
,Oxygenated blood is supplied to the liver via the:
A. Portal vein and hepatic vein
B. Hepatic vein and hepatic artery
C. Hepatic vein and portal vein
D. Portal vein and hepatic artery
E. Hepatic artery only - ANSD. Portal vein and hepatic artery.
You are performing a sonogram on a slender female and notice a long, thin extension of the
inferior aspect of the right lobe of the liver. This most likely represents:
A. Caudate lobe
B. Quadrate lobe
C. Riedel's lobe
D. Accesory liver
E. Papillary projection of the caudate lobe - ANSC. Riedel's lobe.
Which of the following forms the caudal border of the left portal vein?
A. Ligamentum venosum
B. Hepatoduodenal ligament
C. Main lobar fissure
D. Coronary ligament
E. Ligamentum teres - ANSE. Ligamentum teres.
What ligament divides the left lobe of the liver into medial and lateral segments?
A. Ligamentum venosum
B. Hepatoduodenal ligament
C. Main lobar fissure
D. Coronary ligament
E. Ligamentum teres - ANSE. Ligamentum teres.
You are asked to perform a Doppler study on the hepatic veins in the liver. What
differentiates the hepatic veins from the portal veins?
A. The hepatic veins converge toward the porta hepatis.
B. The hepatic veins have brightly echogenic walls.
C. The portal veins are largest near the dome of the liver.
D. The portal veins are accompanied by branches of the biliary tree and hepatic artery.
E. The portal veins normally exhibit a triphasic flow pattern. - ANSD. The portal veins are
accompanied by branches of the biliary tree and hepatic artery.
You have detected a mass anterior and to the left of ligamentum venosum. This mass is
located in what lobe of the liver?
A. Left lobe
B. Caudate lobe
,C. Riedel's lobe
D. Right lobe
E. Quadrate lobe - ANSA. Left lobe.
The thin capsule surrounding the liver is known as:
A. Riedel's capsule
B. Glisson's capsule
C. Teres capsule
D. Langerhans' capsule
E. Wirsung's capsule - ANSB. Glisson's capsule.
Which of the following course interlobar and intersegmental within the liver?
A. Bile ducts
B. Portal veins
C. Hepatic arteries
D. Lymphatics
E. Hepatic veins - ANSE. Hepatic veins.
What lobe of the liver does the letter A represent?
A. Left lobe
B. Caudate lobe
C. Posterior right lobe
D. Anterior right lobe
E. Quadrate lobe - ANSA. Left lobe.
What structure does the letter B represent?
A. Ligamentum teres
B. Falciform ligament
C. Hepatoduodenal ligament
D. Ligamentum venosum
E. Main lobar fissure - ANSD. Ligamentum venosum.
What lobe of the liver does the letter C represent?
A. Left lobe
B. Caudate lobe
C. Posterior right lobe
D. Anterior right lobe
E. Quadrate lobe - ANSB. Caudate lobe.
Identify the structure labeled A in this image of the liver.
A. Ligamentum venosum
B. Ligamentum teres
, C. Hepatoduodenal ligament
D. Coronary ligament
E. Glisson's capsule - ANSA. Ligamentum teres.
Identify the anatomy labeled A.
A. Main portal vein
B. Right posterior portal vein branch
C. Left portal vein
D. Right hepatic vein
E. Middle hepatic vein - ANSB. Right posterior portal vein branch.
Vessel A is located in what lobe of the liver?
A. Caudate lobe
B. Medial segment left lobe
C. Lateral segment left lobe
D. Posterior segment right lobe
E. Anterior segment right lobe - ANSD. Posterior segment right lobe.
Identify the anatomy labeled C.
A. Main portal vein
B. Right posterior portal vein
C. Left portal vein
D. Right hepatic vein
E. Middle hepatic vein - ANSC. Left portal vein.
The arrow labeled D is pointing to what lobe of the liver?
A. Medial segment left lobe
B. Lateral segment left lobe
C. Posterior segment right lobe
D. Anterior segment right lobe
E. Caudate lobe - ANSE. Caudate lobe.
You are performing an ultrasound exam of the liver on a small patient with a 5MHz curved
linear array. Although you have increased the overall gain to its maximum setting, the
posterior borders of the liver and diaphragm are not visualized. What should you do?
A. Call the service representative to repair your equipment.
B. Decrease the transmit power on the ultrasound unit.
C. Move the focal zone into the near field.
D. Rescan the liver with a higher-frequency transducer.
E. Rescan the liver with a lower-frequency transducer. - ANSE. Rescan the liver with a
lower-frequency transducer.
