9/7/2023 0 Comments Normal eeg vs seizure![]() ![]() Hypsarrhythmia is very chaotic and disorganized brain electrical activity with no recognizable pattern, whereas a normal brain electrical activity shows clear separation between each signal and visible pattern. Although having this seemingly chaotic EEG, the patient didn't show any clinical seizures while being recorded. In it high amplitude waves and spikes are present, randomly appearing and with no topographical distribution identified also, there is no frequency nor amplitude gradient, indicating a highly disorganized brain activity. ![]() The hypsarrhythmia EEG is from a 4-month old girl with cryptogenic West syndrome. A comparison of an awake, resting (with activity), normal EEG with a hypsarrhythmia EEG. ![]()
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