Chapter 5: Quality Assurance and Lab Accreditation

Question 1

all ultrasound equipment should be kept in working order and be evaluated and calibrated annually

Answer 1

AIUM statement

Question 2

daily operation characteristics

Answer 2

evaluation of electrical cords and transducer cords
face of transducer
nonfunctioning of sticking keys
sticky trackball
obvious caliper malfunctions

Question 3

scheduled activities that evaluate the accuracy of the system’s imaging capabilities

Answer 3

preventative maintenance

Question 4

used to accurately calibrate ultrasound imaging equipment

Answer 4

test objects or phantoms

Question 5

evaluate measurement accuracy of machine learning

Answer 5

calibration test objects

Question 6

used to evaluate a machine’s grayscale sensitivity and contrast resolution, at varying frequencies and depths

Answer 6

tissue-mimicking test objects

Question 7

machines ability to test very weak echoes

Answer 7

sensitivity

Question 8

machines ability to resolve adjacent shades of gray in tissue

Answer 8

contrast resolution

Question 9

used to test accuracy and grayscale imaging

Answer 9

tissue-equivalent phantom

Question 10

evaluates Doppler capabilities

Answer 10

Doppler testing phantom

Question 11

evaluate elevation resolution, or thickness portion of sound beam perpendicular to imaging plane

Answer 11

slice-thickness phantom

Question 12

procedures mandate that the lab should meet specific, comprehensive guidelines governing departmental administration and policies, patient care, scanning protocols, and procedures

Answer 12

Lab accreditation and Credentialing

Question 13

Accrediting agencies

Answer 13

AIUM
IAC
ACR

Question 14

Professional credentialing

Answer 14

ARDMS
CCI
ARRT