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“Temporal” intermittent rhythmic delta activity: the true localizing nature of TIRDA Volume 24, numéro 5, October 2022

Figure 1.

Magnetic resonance imaging showing axial (A) and sagittal (B) views. Only a portion of the posterior tail of the hippocampus remained following surgery.

Figure 2.

Longitudinal bipolar EEG montage demonstrating right temporal intermittent rhythmic delta activity (TIRDA).

Figure 3.

Dipole and sLORETA EEG source localization solutions using the patient’s MRI suggests that the origin of the delta activity over the right hemisphere is likely to be the right anterior inferior frontal gyrus, adjacent to the cavity from the resected temporal lobe.