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. 2022 Nov 4;39(2):411–421. doi: 10.1007/s10554-022-02734-5

Fig. 2.

Fig. 2

Effects of motion on pre-ablation LGE. A1, 2 Minimal motion artifact during LV short axis imaging. A1 bh-LGE, and A2 and ss-SSFP-LGE. Subtle features like subendocardial scar (solid yellow arrow) can be more difficult to detect on ss-SSFP-LGE images due to lower resolution and higher noise (dashed yellow arrow). B Motion in a patient without ICD. B1 bh-LGE horizontal long axis image where respiratory motion limits distinction of scar from motion artifact (dashed yellow arrows). Short-axis imaging was not performed because of the subjects’ difficulty with breath-holding. B2 Acceptable quality ss-SSFP-LGE short axis imaging could be performed in this subject. Unambiguous septal scarring is highlighted (yellow arrow). C Motion and noise affecting scar interpretation in a patient with an ICD. C.1 Cardiac gated breath-hold image with limited interpretation of possible “patchy” scar (dashed yellow arrow). C.2 ss-SSFP-LGE of the same short axis image slice is less helpful for reducing motion artifacts due to significant banding artifacts caused by ferromagnetic components in the ICD (dashed yellow arrows)