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64 Cards in this Set

  • Front
  • Back
What is the largest organ in the body
Liver
What is the ligament called that holds the liver in place?
Falciform ligament
Where does the gallbladder sit?
On the posteroinferior surface of the liver. It kind of flops all over the place.
What organ makes the bile and how much is made per day?
The liver. 1-3 pints per day.
What is the Ampulla of Vater also called?
Hepatopancreatic Ampulla
Where is the common bile duct in relation to the gallbladder?
It is posterior to the gallbladder
How does the patient need to lay in order the drain the gallbladder?
On the back.
The hepatopancreatic sphincter is also called?
The Sphincter of Oddi.
When does the sphincter of Oddi open?
It stays closed until digestion.
Where is the Ampulla of Vater in relation to the Sphincter of Oddi?
It comes before the Sphincter of Oddi.
What does the gallbladder look like?
It is pear-shaped.
What are the different parts of the gallbladder?
The fundus is the widest part
The Body is the middle
The Neck is the narrowest part
3 Functions of the Gallbladder
To store bile until needed
Concentrate the bile and remove water from it
Contracts when stimulated to expel bile.
How much bile can the gallbladder store?
2oz or 30-40cc
What hormone stimulates the gallbladder to contract?
CCK or cholecystokinin
Parts of the pancreas
Head
Neck
Tail
Is the pancreas part of the biliary system?
No, it's part of the exocrine and endocrine systems.
The duct in the middle of the pancreas is the called what?
The duct of Wirsung
Also called the pancreatic duct.
Some people have an additional duct that has no function. What is it called?
The Accessory Duct of the Duct of Santorini. It does not open in the ampulla of Vater and is non-functioning.
What system is the spleen a part of?
The lymphatic system.
Do any ducts connect to the spleen?
No. It is ductless
What is the Cholecystogram done to see?
The gallbladder
What contrasts are used for the cholecystogram?
6 Telepaque tablets.
Neo-Cholex
When are the telepaque tablets taken and how many?
6 of them are taken 5 minutes apart 10-12 hours before the exam.
4 Questions to ask patient before cholecystogram
How many pills where taken and at what time?
Did you have a reaction when you took these pills?(Diarrhea)
Did you eat breakfast?
Do you still have your gallbladder?
What kVp range should be used when using iodinated contrast?
65-75. Should never be higher than 80.
What is orographin?
Additional contrast to 6 Telepaque tablets if gallbladder didn't show up as well as needed.
What is Neo-Cholex?
For fatty meal. To Assess function of gallbladder. When taken, gallbladder is supposed to contract and shrink to release bile. This should take 30 minutes after they drink this.
What is an Intravenous Cholangiogram?
Not done routinely because contrast gets diluted and takes a long time. DONE WITH TOMOGRAPHY!!
What contrast is used for Intravenous Cholangiogram?
Cholagrafin. It is done to see ducts.
What does cholegraphy mean?
Radiographic study of biliary system
What does cholangiography mean?
Radiographic study of biliary ducts
What does cholecystangiography mean?
Radiographic study of gallbladder and biliary ducts
What does choledocholithiasis mean?
Stone in common bile duct
What does cholecystopaque mean?
Contrast medias for gallbladder
What does cholecystogogue mean?
Fatty meal contrast
What does PTC mean?
Percutaneous Transhepatic Cholangiogram
What supplies are needed for a PTC?
CHIBA NEEDLE
-Goes across liver into the ducts. DOESN'T go into liver
OMNIPAQUE 300
What is a PTC done for?
Used if patient is Jaundice and all other studies have failed to diagnose
What is a T-tube Cholangiogram?
Surgeons put in a T-tube in the common bile duct and the other part of the tube goes out of the body and drains bile into a bag. This exam is down 1-3 days after the tube is put in place.
What contrast is used for a T-tube Cholangiogram?
Omnipaque 300
What is the most common problem with gallbladders?
Stones
What are the two types of stones?
Calcium and Cholesterol.
What percent of stones are calcium?
15%. The show up positive and are considered radiopaque.
Why do people get calcium stones?
From getting too much calcium
What percent of stones are cholesterol?
85%. The show up negative and are considered radiolucent
5 Indications (reasons) for Oral Cholecystogram
1.Cholelithiasis
2.Cholecystitis
3.Biliary neoplasia (Unusual growth in gallbladder
4.Opacities or masses (Growth on gallbladder)
5.Biliary stenosis (Narrowing of one of the ducts)`
8 Contraindication for OCG
1.Vomiting or diarrhea
2.Pyloric obstruction
3.Malabsorption syndrome (intestines don't absorb)
4.Severe jaundice
5.Liver dynsfunction
6.Hepatocellular disease
7.Hypersensitivity to iodinated contrast
8.Cannot give contrast to patient
Type of exam where contrast is taken by mouth
oral cholecystogram
Type of exams where contrast is given intravenously?
Intravenous cholangiogram
Type of exam where contrast is given directly?
PTC
OR Cholangiogram
T-tube
ERCP
What films are taken for an OCG?
AP Upright
LAO Upright
Rt. Lat. Decub.
Why do you do an AP KUB instead of a PA KUB for an OCG?
Gallbladder is closer to film in PA, but gallbladder looks foreshortened or smaller than it is is PA.
How does the gallbladder move and when do you take the film (expiration or inspiration)?
FULL EXPIRATION
It moves 1-3" superiorly and laterally.
FULL INSPIRATION
It moves 1-3" inferiorly and medially
When doing an upright for an OCG, what are you looking for?
Looking to see if stones settle and to see mobility.
In a hypersthenic patient, where is the gallbladder?
It is directed anterior and almost horizontal. Will appear circular or triangular.
In a sthenic patient, what does the gallbladder look like?
It looks like a pear.
When looking at at radiograph, how would you tell if the patient had stones?
You may see a horizontal line in the gallbladder when doing the uprights.
What is the Rt. Lat. Decub. done to see?
MOST IMPORTANT PICTURE
Because it shows stratification or laying of stones better than uprights.
Where is the T-Tube placed?
In the common bile duct
What films are taken for a T-tube?
AP (RUQ) Scout
RPO (RUQ) Scout
(Inject contrast and then do the following projections)
AP (RUQ)
RPO (RUQ)
Before injecting contrast for a T-Tube, what must you do?
CLAMP OFF THE BAG!!!
MAKE SURE NO AIR IS INJECTED!!!
How do you hold the needle when injecting contrast?
Needle is pointed down
After exam, what must you do to the bag?
UNCLAMP BAG!!!