How are abnormal slow rhythms characterized on EEG?

Updated: Oct 09, 2019
  • Author: Alexis D Boro, MD; Chief Editor: Selim R Benbadis, MD  more...
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Abnormal slow rhythms are characterized as focal or generalized, rhythmic (monomorphic) or polymorphic (arrhythmic), intermittent or continuous, and in terms of the dominant frequency (delta or theta). The most commonly encountered types of abnormal slow rhythms are discussed below.

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