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Artifact quantification in patients: quantification of the black-and-white component of the artifact in patients in CTA source images.
A, Clip artifact in clinical window setting, with background of 32 HU and an SD of 21.
B, Area of the black component of the artifact enclosing all pixels with HU < 31 (±3 SD).
C, Area of the white component of the artifact enclosing all pixels with HU > 95 (±3 SD).
