The other three types involved increasing degrees of intellectual abnormality: a partial derangement that was limited to certain trains of thought; a full mania, by which was meant 'raving madness' regardless of topic; and lastly, a breakdown of any connections between ideas, referred to as incoherence or dementia.
The other three types involved increasing degrees of intellectual impairment: a partial derangement that was limited to certain thought processes; a full mania, which meant 'raving madness' regardless of topic; and lastly, a breakdown of any connections between ideas, referred to as incoherence or dementia.