Sonography-Guided Interventional Procedures Flashcards
which of the following is NOT a contraindication to needle biopsy?
lesion deeper than 5cm
which of the following is NOT included in a coagulation study?
WBC
which test standarizes the results of the other coagulation studies as it adjusts for variations in processing and is expressed as a number?
INR
which of the following CANNOT cause a coagulopathy?
vitamin k
which of the following is a procedure that uses aa 20 to 27 gauge needle attached to a syringe to obtain a sample of cells for cytologic examination?
fine-needle aspiration
which of the following size needle gauges will produce the largest specimen size?
14 gauge
which of the following statements regarding needle visualization is FALSE?
the more parallel the needle is to the transducer, the easier it is to visualize
what is the purpose of the time-out during a procedure?
verify the correct patient is present and confirm the procedure and procedure site
which of the following is NOT one of the most common complications to occur following a biopsy?
infection
which of the following procedures is performed to remove an accumulation of serious fluid in the peritoneal cavity?
paracentesis
What is the greatest advantage of sonography-guided biopsy procedures over other imaging modalities?
real-time visualization of the needle tip
what is the contraindication to a needle biopsy?
unsafe biopsy route
what laboratory test should be documented prior to biopsy procedure?
coagulation study
what is the range of needle gauges used for a core biopsy?
14-16 gauge
what determines if the sonographic appearance of a needle is a hyperechoic line or hypoechoic dot?
imaging plane
what procedure is used to remove infected fluid?
abscess drainage
what sonography-guided biopsy procedure is easier to complete using a transhepatic approach?
right adrenal gland
what condition is an indication for the patient to have a prostate biopsy?
palpable nodule
what can occur when an arterial puncture site fails to seal?
pseudoaneurysm
what does prostate cancer occur most frequently?
peripheral zone