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Example of ictal central apnea (ICA). Sensitivity 7 μV, High Frequency Filter: 70 Hz, Time constant: 0.1 s. (A) Twelve seconds after the electrographic onset, ICA is noted without any other clinical signs. (B) Continuation of ICA, with a total duration of 14 s, followed by breathing resumption. ABD, abdominal; EEG sz onset, electrographic seizure onset; EKG, electrocardiogram; ICA, Ictal central apnea; s, seconds; THOR, thoracic.
