Arq Neuropsiquiatr 2011;69(1):142
142
Theses
Analysis of the use of
electroencephalo-gram and the bispectral index in the
in-tensive care unit (Abstract)*.
Disserta-tion. João Pessoa, 2010
Ronaldo Bezerra de Queiroz**
This paper reviews the current and future applica-tions of continuous electroencephalography (cEEG) and bispectral index to monitor brain function and physiol-ogy of patients with acute neurological disease in the in-tensive care unit. his monitoring is multimodal due to the limitations of diferent monitoring and thus have to be monitored several variables at the same time as a clinical neurological examination, the intracranial pressure, cere-bral perfusion pressure, capnography, jugular bulb oxim-etry, computed tomography, brain temperature monitor-ing, brain PO2 monitoring, microdialysis and
transcrani-al Doppler. In comatose patients, cEEG may provide oth-erwise unobtainable information and inluence therapeu-tic management, and also help determine the prognosis
of patients with acute brain injury. his technique is best used for the detection of subclinical seizures, which may frequently occur during or after treatment of convulsive status epilepticus and after many types of acute brain in-jury, particularly trauma. he other main application of cEEG is as a primary monitor of brain function. cEEG can detect focal cerebral ischemia, such as that caused by va-sospasm after subarachnoid hemorrhage, as well as glob-al ischemia related to intracraniglob-al pressure elevation and insuicient cerebral perfusion pressure. Other potential applications include prognostication in coma and titra-tion of continuous infusion sedative therapy.
Key words: EEG, electroencephalogram, continu-ous electroencephalography, ICU, monitor brain func-tion, bispectral index.
*Análise do uso do eletroencefalograma e do índice bispectral na unidade de terapia intensiva (Resumo). Dissertação de Mestrado, Brazilian Institute of Intensive Care, Brazilian Society of Intensive Care, João Pessoa (Área: Terapia Intensiva). Orientador: Maurus Marques de Almeida Holanda, Co-Orientadora: Liana Clébia Soares Lima de Morais.
**Address: Av. Umbuzeiro 1237 / 402 – 58038-182 João Pessoa PB - Brasil. (E-mail: qronaldo@ig.com.br).
