e·lec·tro·cer·e·bral silence ( -l k tr -sr  -brl, -s-r -)n. Abbr. ECS The absence of electrical activity in the brain measured by an electroencephalogram, indicating cerebral death. |
electrocerebral silence
Electrocerebral inactivity, flat electroencephalogram, isoelectric encephalogram Neurology An EEG without cerebral activity over 2 µv from symmetrically placed electrode pairs > 10 cm apart, and with
interelectrode resistance between 100 and 10,000 ohms; if present for 30 mins in a clinically brain dead adult and if drug intoxication, hypothermia, and recent hypotension have been excluded, the diagnosis of cerebral death is supported. See Brain
death.
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