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An artifact is any feature which appears on the image which is not present on the original object. These can be caused by things such as machine calibration, blood flow, etc.

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What does it mean when an MRI shows an artifact?

When an MRI shows an artifact, it means there are abnormal or misleading images present that are not true representations of the actual anatomy or pathology being examined. These artifacts can be caused by various factors such as patient movement, equipment malfunction, or interference from foreign objects. It is important for radiologists to identify and differentiate artifacts from true abnormalities to ensure accurate diagnosis and treatment.


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