Lesson 10 (Part 3) Flashcards Preview

Normal Anatomy > Lesson 10 (Part 3) > Flashcards

Flashcards in Lesson 10 (Part 3) Deck (16)
Loading flashcards...
1
Q

Where should you measure the CBD?

A

To the or adjacent to the hepatic artery

- the most dilated portion of the gallbladder

2
Q

How much of the gallbladder is covered by the peritoneum?

A

50-70%

3
Q

What is the remainder of the gallbladder covered with thats not covered by the peritoneum?

A

Adventital tissue

- this space is common area to see edema

4
Q

What are 4 examples of anomalies in the gallbladder?

A
  1. Intrahepatic/partially intrahepatic
    - may not migrate
    - very rare
  2. Torsion
    - twisting
  3. Agenesis
    - rare
  4. Ectopic positions
5
Q

What leads to higher risk of torsion?

A

Twisting

6
Q

What are examples of ectopic positions? (4)

A
  1. Suprahepatic
  2. Suprarenal
  3. Within abdominal wall
  4. Falciform ligament
7
Q

What are 2 examples of normal variants?

A
  1. Septate gallbladder

2. Duplication

8
Q

What is a septate gallbladder?

A

2 or more intercommunicating compartments divided by a thin septa

9
Q

Where is duplication of the gallbladder usually occur?

A

The cyctic duct

10
Q

What is duplication of the gallbladder?

A

2 non communicating anechoic structures

11
Q

What are normal variants that are commonly seen with the gallbladder? (3)

A
  1. Phrygian cap
  2. Hartmann’s pouch
  3. Junctional fold
12
Q

Phrygian cap

A

Kink in the fundus

- kinks can shadow

13
Q

Hartmann’s pouch

A

Is an out pouching that occurs at the junction between the neck of the gallbladder and cystic duct

14
Q

Where is the common location for impacted stones in the gallbladder?

A

Hartmann’s pouch

15
Q

Junctional fold

A

Is a fold between the neck and the body of the gallbladder

16
Q

Where is the CHD/CBD seen compared to the hepatic artery?

A

Inferiorly