Module 5: Artefacts Flashcards
1
Q
12 basic assumptions of an ultrasound machine
A
2
Q
Acoustic enhancement
A
3
Q
Acoustic shadowing
A
4
Q
Dropout
A
5
Q
Partial shadowing
A
6
Q
Anisotrophy (Anisotropic Dropout)
A
7
Q
Slice thickness artefact
A
8
Q
Refraction - distortion and refocusing artefact
A
9
Q
Reverberation artefact
A
10
Q
Ringdown artefact
A
11
Q
Reflection artefact
A
12
Q
Range ambiguity
A
13
Q
Acoustic window artefacts
A
14
Q
Electrical interference
A
15
Q
Stitching artefact
A
16
Q
Acoustic Speckle
A
17
Q
Focal Zone banding
A
18
Q
Dirty Shadowing
A
19
Q
Venetian Blind Shadowing
A
20
Q
Edge Shadowing
A
21
Q
Beam width artefact
A
22
Q
Sidelobe artefacts
A
23
Q
Ghost artefact
A
24
Q
Comet Tail artefact
A
25
Q
Mirror image artefact
A
26
Q
Propagation speed artefact
A
27
Q
Motion artefact
A
28
Q
Angle of approach artefact
A
29
Q
Faulty elements
A
30
Q
Artefact avoidance strategies
A
