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| Type of unwanted effect | Description |
|---|---|
| Artifactual | The accuracy of the image is affected by the dental material. |
| Mechanical (magnetically-induced displacement) | The external strong magnetic field may dislodge or move a ferromagnetic material into a position parallel to the lines of that field. |
| Physical (radiofrequency heating) | The ferromagnetic material is heated by the high-frequency electromagnetic field. |
