Category: F05 - Delirium due to known physiological condition

 Chapter Notes

 Section Notes

 F05

Delirium due to known physiological condition

Acute or subacute brain syndrome

Acute or subacute confusional state (nonalcoholic)

Acute or subacute infective psychosis

Acute or subacute organic reaction

Acute or subacute psycho-organic syndrome

Delirium of mixed etiology

Delirium superimposed on dementia

Sundowning

Code first the underlying physiological condition, such as:

dementia (F03.9-)

delirium NOS (R41.0)

delirium tremens alcohol-induced or unspecified (F10.231, F10.921)