Regionale bzw. umschriebene Veränderungen im EEG

The knowledge about the Ten-Twenty System, the designation of the electrodes, the technical parameters (differential amplifier, the principal of polarities) and the identification of artifacts are presupposed in this article. The so-called “focus” in an EEG derivation can be revealed with high probability by applying connections or assembly in a digital EEG. To avoid misinterpretations of the report, it is mandatory to observe the patient keenly and documentary very well while EEG derivation.