Gallbladder Flashcards
the capacity of the gallbladder is ____
30 to 50 mL
The GB lacks the following smooth muscle layer
muscularis mucosa
submucosa
What is the main blood supply of the gallbladder?
Cystic artery
The cystic artery is a branch of?
right hepatic artery
What passes through the triangle of callot?
Cystic artery
That are the borders of the traingle of callot?
Cystic duct
common hepatic duct
cystic artery
The budd triangle is bordered by
R: cystic duct
L: common hepatic
Superior: margin of the right lobe of liver
This refers to a circular area that fits into the hepatocystic duct angle
moosman area
The opening of the pancreatic duct is called ___
ampulla of Vater
The ampulla of vater is surrounded by ____
sphincter of oddi
The ampulla of vater is ___ cm distal to pylorus
10cm
The primary bile salt is composed of _____
chenodeoxycholate/cholate
The secondary bile salt is composed of ____
deoxycholate/lithocholate
What is the rate of feed forward secretion of per day of bile?
30g/day
How many grams of bile sals is secreted in the feces per day?
0.2-0.6g/day
The liver produces how many grams of liver per day?
0.2 to 0.6g
The primary bile salts are conjugated with these:
glycine and taurine
[Neurohormonal Regulation]
Nerve that stimulates GB contraction
vagus
[Neurohormonal Regulation]
inhibits GB contraction
VIP, somatostatin
[Neurohormonal Regulation]
GB contraction
CCK
[Neurohormonal Regulation]
This stimulates the relaxation of the sphincter of oddi
CCK
[Neurohormonal Regulation]
stimulates liver ductal secretion
Secretin
What are the UTZ characteristics of gallstone?
Acoustically dense
Produce posterior shadow
Move with changes in position
[diagnose]
Stone
GB thickening
Pericholecystic fluid
sonographic murphy sign
acute cholecystitis
[Color of Gallstone ]
hemolytic disorders, cirrhosis can have this type of stone
pigment stone
[Type of Gallstone ]
radiolucent stone in UT
cholesterol
[Type of Gallstone ]
mulberry-shaped stone is composed of___
cholesterol + pigment
[Type of Gallstone ]
small, brittle, spiculated
supersaturation of Ca bilirubinated, carbonate and phosphate
due to hemolytic disorders and cirrhosis
black pigment stones
[Type of Gallstone ]
soft, mushy
usually secondary to bacterial infection or bile stasis
brown pigment stones
What are the indications for Prophylactic Cholecystectomy?
- Hemoglobinopathies (sickle cell)
- Hereditary spherocytosis and thalassemia at the time of splenectomy
- Transplant recipients (Cardiac and Lung)