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Abdomen Flashcards > Sonography-Guided Interventional Procedures > Flashcards

Sonography-Guided Interventional Procedures Flashcards

1
Q

which of the following is NOT a contraindication to needle biopsy?

A

lesion deeper than 5cm

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2
Q

which of the following is NOT included in a coagulation study?

A

WBC

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3
Q

which test standarizes the results of the other coagulation studies as it adjusts for variations in processing and is expressed as a number?

A

INR

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4
Q

which of the following CANNOT cause a coagulopathy?

A

vitamin k

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5
Q

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?

A

fine-needle aspiration

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6
Q

which of the following size needle gauges will produce the largest specimen size?

A

14 gauge

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7
Q

which of the following statements regarding needle visualization is FALSE?

A

the more parallel the needle is to the transducer, the easier it is to visualize

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8
Q

what is the purpose of the time-out during a procedure?

A

verify the correct patient is present and confirm the procedure and procedure site

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9
Q

which of the following is NOT one of the most common complications to occur following a biopsy?

A

infection

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10
Q

which of the following procedures is performed to remove an accumulation of serious fluid in the peritoneal cavity?

A

paracentesis

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11
Q

What is the greatest advantage of sonography-guided biopsy procedures over other imaging modalities?

A

real-time visualization of the needle tip

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12
Q

what is the contraindication to a needle biopsy?

A

unsafe biopsy route

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13
Q

what laboratory test should be documented prior to biopsy procedure?

A

coagulation study

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14
Q

what is the range of needle gauges used for a core biopsy?

A

14-16 gauge

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15
Q

what determines if the sonographic appearance of a needle is a hyperechoic line or hypoechoic dot?

A

imaging plane

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16
Q

what procedure is used to remove infected fluid?

A

abscess drainage

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17
Q

what sonography-guided biopsy procedure is easier to complete using a transhepatic approach?

A

right adrenal gland

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18
Q

what condition is an indication for the patient to have a prostate biopsy?

A

palpable nodule

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19
Q

what can occur when an arterial puncture site fails to seal?

A

pseudoaneurysm

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20
Q

what does prostate cancer occur most frequently?

A

peripheral zone

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21
Q

what is the term used to describe a fluid collection round the lung?

A

pleural effusion

22
Q

which of the following procedures is performed to remove an accumulation of serous fluid in the peritoneal cavity?

A

paracentesis

23
Q

a biopsy site is scanned before the biopsy to determine the best ___ with the shortest ____ and the ___ angle.

A

point of entry; distance; least

24
Q

the term percutaneous means

A

to perform through the skin

25
Q

ultrasound-guided aspirations assist needle placement for

A

fluid sampling

26
Q

a percutaneous cholangiogram is an ultrasound-guided procedure for

A

bile drainage

27
Q

endoluminal ultrasound is

A

used to evaluate vessels and grafts druing surgery

28
Q

chronic villus sampling is

A
29
Q

the optimal transducer to use during intraoperative ultrasound when the near field is the area of is a

A

linear array probe

30
Q

which of the following is an advantage of interventional and intraoperative procedures?

A

needle or tube tracking

31
Q

intraoperative ultrasound is NOT limited by

A

the need for ionizing radiation

32
Q

a biopsy site scanned before the biopsy to determine the best point of entry with the shortest distance and the

A

smallest angle

33
Q

during an ultrasound-guided aspiration

A

any change in the shape or size of a fluid-filled structure can be visualized

34
Q

ultrasound is used during __ to determine accurate needle placement for tissue sampling

A

percutaneous biopsies

35
Q

percutaneous aspirations obtain tissue samples by applying suction through a needle attached to a syringe.

A

true

36
Q

ultrasound-guided biopsies use ultrasound to determine accurate needle placement for fluid suction.

A

false

37
Q

an option for a sterile transducer sheath during interventional ultrasound is an alcohol bath.

A

false

38
Q

ultrasound-guided aspirations assist needle placement for small organ or stone extraction.

A

false

39
Q

chorionic villus sampling is considered a percutaneous biopsy procedure.

A

true

40
Q

Sonographic guidance allows for real time visualization of the needle tip as it passes through tissue planes to target the area.

A

true

41
Q

Color Doppler is used to prevent complications by identifying and helping the clinician to avoid ___
that may be in the needle path.

A

vascular structures

42
Q

A biopsy can help distinguish between

A

benign and malignant lesions, and metastatic diseases

43
Q

Three tests that measure the time it takes for blood to form a clot

A

prothrombin time(PT), partial prothrombin time(PTT), international normalized ratio(INR)

44
Q

Patients with coagulopathy may be given what prior to the procedure if the need for the procedure outweighs the risk of bleeding?

A

fresh frozen plasma, K

45
Q

When planning a biopsy route, what must be avoided?

A

vessels, bowel, trachea, adjacent organs

46
Q

what procedure involves removing small samples of tissue using an automated hollow core needle commonly referred to as a

A

core needle biopsy, biopsy gun

47
Q

The sonographer’s role is to recommend the __ and __ approach to the lesion.

A

best, safest

48
Q

What is a contraindication to a needle biopsy?

A

unsafe biopsy route

49
Q

A procedure performed to remove fluid from the pleural space is called__. Patients
are typically positioned leaning over a table.

A

thoracentesis, upright

50
Q

The most common causes of ascites are

A

cirrhosis and malignancy

51
Q

A paracentesis can be performed for

A

diagnostic and therapeutic reasons

Abdomen Flashcards (2 decks)

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