Lecture 10 Part 1 Flashcards
The gall bladder is intra or retro
Intra
What does the gall bladder lie within
The gallbladder fossa
What extends the origin of right PV and the GB fossa
Main lobular fissure
The GB fissure seen in _____ % of patients
70%
3 layers that make the GB
Fibrous outer
Smooth
Mucous
3 parts of gb
Fundus body neck
What does the neck tapper into
Cystic duct
What joins the cystic duct to form what
Common bile duct to form the common bile duct
Cystic duct contain valves of ____
Heister
What are the valves of heister and what do they do
Mucosal folds
Prevent it from collapsing
Here is the cystic duct positioned
Extrahepatic
Is the blood supply of the GB routinely imaged
No
What is blood supply of GB
Cystic artery\
Cystic vein
Bile aids in what part of digestion
Breakdown of fat
_______ excretes bile into the duodenum
Biliary tree
What 2 hormones stimulate the biliary tree to contract
CCK and secretin
GB function 2
Able to expand to acts as reservoir
Squeeze out contents on demand
What is indicated if it hurts when pushing directly on GB
Positive murphy sign
Size of full GB in transverse
<4cm
Wall thickness of GB
<3mm
Echogenicity of lumen of GB
Anechoic
Echogenicity of wall of GB
Hyperechoic/echogenic
Contour of GB
Smooth for inner and outer walls
Shape of saggital fasted gb
Pear shape, should see whole thing
Shape GB in trans
Round/oval
Similar in shape to the aorta and IVC
what do you choose between in Trans GB image
Body or fundus
What is measured in tran GB pic
Wall
Non fasting GB looks
Not distended
Thicker walls
Can be mistaken fr bowell or pathology
Lumen small and anechoic and can have echoes
Patient minimum fasting
4 hours
