According to the 2012 ACNS EEG terminology, how would you classify generalized rhythmic delta activity plus sharp waves?

The classification of generalized rhythmic delta activity plus sharp waves as GRDA+S is accurate according to the 2012 ACNS EEG terminology. This designation specifically notes the presence of generalized rhythmic delta activity (GRDA) along with the sharper waveforms, which are typically indicative of a specific pattern in the EEG.

Generalized rhythmic delta activity refers to a consistent pattern of delta waves that are symmetrical and distributed widely across the scalp, often associated with certain types of brain activity such as sleep or occasionally focal abnormalities that may generalize. The addition of sharp waves indicates a higher frequency and usually signifies a more acute process, ranging from transitional states to pathological phenomena.

Thus, the term GRDA+S effectively captures both the rhythmic delta component and the additional sharp wave activity, making it a comprehensive designation that reflects the complexity of the EEG findings. This distinction is important in clinical practice, as it guides interpretation and potential implications for patient management or diagnosis.