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adv pos q 4 for mid

advanced positioning midterm quiz 4

QuestionAnswer
True or false: T-tube cholangiography is performed in the OR false, it is placed in the OR and performed in radiology.
Name 3 indications for OCG demonstrate stricture or dilation of biliary ducts, reveal presence if caliculi, demonstrate small neoplasms.
What are the risks associated with PTC? liver hemorrhage, bile leakage
What is the CR angulation for a PA gallbladder? perpendicular
At what rate are films taken during an IVC? 10 minute intervals
What exam is used with an ERCP to ensure no pseudocysts are present? ultrasound
Respirations for biliary and gallbladder: expiration
IR centering for PA gallbladder: variable depending on body habitus
What position is used to show layering of stones in the gallbladder? R lateral decubitus
This exam involves the placement of a needle through the right lateral intercostals space into the center of the liver to inject contrast into the biliary ducts PTC
Term for the presence of gallstones cholelithiasis
When do we use diluted contrast in an ERCP? when small stones are suspected
Maximum opacification for an IVC usually takes how long? 30-40 minutes
Term for the bile ducts cholangio-
“skinny needle” chiba
What position is preferred for a scout gallbladder? prone
Term for pertaining to the gallbladder cholecysto-
This study uses an endoscope to inject contrast into the common bile duct ERCP
Term describing the common bile duct choledocho-
Common projections for T-tube cholangiography AP scout, RPO, lateral
What position helps prevent overlap of the common bile and pancreatic ducts during an ERCP? oblique
Name 3 contraindications for intravenous cholangiography pt. with liver disease, pt. with non-intact biliary ducts, pt. with obstructive jaundice.
When is contrast administered for an oral cholecystography? 2-3 hours after the evening meal
What position is the patient in for a PTC? supine
This study involves the injection of contrast directly into the common bile duct ERCP
What are the essential projections for the gallbladder? PA, LAO, R lateral decubitus
What obliquity is used for intravenous cholangiography? RPO, 15-40 degrees
What exam is most useful in determining the cause of jaundice? PTC
During an ERCP, how much time does the RT have before the ducts empty? 5 minutes
What exam is done when an OCG does not adequately show the gallbladder or biliary ducts? Intravenous cholangiogram
What exam may be done to place a catheter for the treatment of obstructive jaundice? PTC
What oblique position best demonstrates the gallbladder? LAO
Term for inflammation of the gallbladder cholecystitis
Created by: annaluz87