Chp 4 penny questions

24. The biliary duct wall should never measure more

5 mm

26. Which segment of the biliary tree tends to dilate first with obstruction?

Extrahepatic

28. All of the following are forms of cholangitis except: Parabolic Acute bacterial Oriental

Parabol

18. Sonographically, you visualize scattered echogenic linear structures within the liver parenchyma that produce ring-down artifact. What is the most likely diagnosis?

Pneumobilia

30. For patients older than age 60, or those who have had a cholecystectomy, a maximum diameter ofmay be considered normal.

a. 1 cm

22. Which of the following is not associated with the development of pneumobilia?

a. Cholangiopneumonia

12. Which of the following is considered the most proximal portion of the biliary tree?

a. Intrahepatic radicles

9. Air within the biliary tree is referred to as:

a. Pneumobilia

3. The merging point of the pancreatic duct and common bile duct at the level of duodenum is referred to as the:

b. Ampu la of Vater

29. The yellow pigment found in bile that is produced by the breakdown of old red blood cells by the liver is:

b. Bilirubirn

23. A Klatskin tumor is a form of

b. Cholangiocarcinoma

2. Primary biliary tree cancer is referred

c. Cholangiocarcinoma

20. An abdominal sonogram is ordered on an infant in the intensive care unit who is suffering from jaundice and fever. Sonographically, you visualize a cystic mass within the common bile duct that is causing a focal enlargement. This is most suggestive of: Cholangiocarcinoma

c. Choledochal cyst

27. Which of the following is not a plausible cause of common bile duct obstruction in adults?

c. Choledochal cyst

5. The yellowish staining of the whites of the eyes and the skin secondary to a liver disorder or biliary obstruction is referred to as:

c. Jaundice

1. A congenital disease in which there is narrowing or obliteration of the bile ducts is referred to as:

d. Biliary atresia

21. All of the following are clinical findings consistent with cholangiocarcinoma except:

d. Dilation of the intrahepatic ducts

16. The most common level for biliary obstruction to occur is the

c. Distal common bile duct

25. Clinical findings of choledocholithiasis include all of the following except:

c. Elevated blood urea nitrogen

11. If a gallstone, causing obstruction, is located within the distal common hepatic duct, which of the following would become dilated?

c. Intrahepatic ducts

7. Inflammation of the bile ducts is referred to as:

d. Cholangitis

10. The spiral valves of Heister are located within the:

d. Cystic duct

19. A 64-year-old man presents to the sonography department for a right upper quadrant sonogram. He is complaining of abdominal pain, weight loss and pruritus. Sonographically, you visualize an area lated ducts that abruptly end. What is the most 26. likely diagnosis?

Cholangiocarcinoma

17. A 32-year-old female patient presents to the sonography department with a history of fever, leukocytosis, and right upper quadrant pain Sonographically, you visualize dilated bile ducts that have thickened walls and contain sludge. What is the most likely diagnosis?

Cholangitis

6. The Klatskin tumor is located:

a. At the junction of the right and left hepatic ducts

13. Which of the following would be the most distal portion of the biliary tree?

a. Common bile duct

14. If an obstructive biliary calculus is located within the distal common duct, which of the following could ultimately dilate?

a. Common bile duct b. Gallbladder c. Common hepatic duct d. All of the above

15. The gallbladder is connected to the biliary tree by the:

a. Cystic duct b. Ampulla of Vater

4. A gallstone located within the biliary tree is referred to as

b. Choledocholithiasis

8. A patient presents with jaundice, pain, and fever, secondary to an impacted stone in the cystic duct. This is referred to as:

b.Mirizzi syndrome