← Critical-care EEG
Posterior dominant rhythm
Posterior dominant rhythm present with frequency, absent, or unclear.
Criteria & assessment
- Present requires attenuation with eye opening.
- Wait >1 s after eye closure before measuring frequency; report to nearest 0.5 Hz.
Source · 2021ACNS critical-care EEG terminology · PDF p. 4 ↗
Generation & measurement notes
- Define attenuation threshold and minimum observation duration; S01 does not.
Editorial draft · clinical review pending