Clinical staging systems for chronic toxic encephalopathy
Severity |
WHO 1 |
Type2 |
Features
|
Mild |
Organic affective syndrome |
1
|
Symptoms only. E.g. Fatigue, memory impairment, difficulty concentraing |
Moderate |
Mild chronic toxic encephalopathy |
2A
|
Sustained personality or mood change Emotional instability, reduced impulse control and motivation |
2B |
Impairment of intellectual function: Reduced concentration, memory, learning capacity
|
||
Severe |
Sever chronic Toxic encephalopathy |
3 |
Dementia Global deterioration in intellectual function and memory |
1 World Health Organisation 1985
2 Baker E, 1986
Postgraduate Diploma in Occupational Health (DOH) - Modules 3: Occupational Medicine & Toxicology (Basic) by Profs Mohamed Jeebhay and Rodney Ehrlich, Health Sciences UCT is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 2.5 South Africa License. Major contributors: Mohamed Jeebhay, Rodney Ehrlich, Jonny Myers, Leslie London, Sophie Kisting, Rajen Naidoo, Saloshni Naidoo. Source available from here. For any updates to the material, or more permissions beyond the scope of this license, please email healthoer@uct.ac.za or visit www.healthedu.uct.ac.za.
Last updated Jan 2007.
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