Common Intraoperative Ultrasound Artifacts - Casecag.com

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Side Lobe Artifact– Misregistered LocationsSide lobe artifacts resultfrom multiple US beamsbeing emitted at severaldifferent angles from thetransducer and may result instructures being placed inthe wrong location on thedisplayed imageRapid Oscillation of theecho beam in the transducermay also give rise to theside lobe artifacts
Side Lobe Artifact– Misregistered LocationsSide lobe artifacts are morelikely to be seen if these sidelobe/beams interface with astrong specular reflector asthe reflected energy will bestrong and will be added tothe reflected energy of themain beamThe crista terminalis is actingas a strong specular reflectorin this example
Page 1 and 2: Common Intraoperative Ultrasound Ar
Page 3: Disclosures - Dr. AveryConsultant,
Page 6 and 7: Artifacts - DefinedArtifact - any s
Page 8 and 9: Acoustic Shadowing - Missing Struct
Page 10 and 11: Reverberation- Degraded ImageReverb
Page 12 and 13: Enhancement- Degraded ImageEnhancem
Page 14 and 15: Noise- Degraded ImageNoise may resu
Page 16 and 17: Refraction- Falsely Perceived Objec
Page 20 and 21: Anatomic “Artifact”-Incomplete

Common Intraoperative Ultrasound Artifacts - Casecag.com

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