Cognitive disorders in advanced Parkinson’s disease: challenges in the diagnosis of delirium

Table 3 Summary of the different features of cognitive disorders in Parkinson’s disease

	NMF (off)	NMF (on)	Delirium	PDD	Psychosis
Disturbance of alertness	+	+	+++	+
Disturbance of vigilance	+		+++	++
Disturbance of orientation	+	+	+++	++
Hallucinations	+	+	++	+	+++
Delusions	+	+	++	+	+++
Fluctuations	++	+++	++	+
Acute onset	+	++	+		+

NMF, Non-motor fluctuations; PDD, Parkinson’s disease dementia; +, Occasional; ++, Often; +++, Usually

ISSN: 2524-3489