293.0 is a billable ICD-9-CM medical code that can be used to specify a diagnosis on a reimbursement claim.
Diagnosis Definition(s)
Abrupt onset of a cluster of global, transient changes and disturbances in attention, cognition, psychomotor activity, level of consciousness, and/or sleep/wake cycle
Also applicable to/known as
Acute:
confusional state
infective psychosis
organic reaction
posttraumatic organic psychosis
psycho-organic syndrome
Acute psychosis associated with endocrine, metabolic, or cerebrovascular disorder
Epileptic:
confusional state
twilight state
ICD-9-CM Volume 2 Index Entries That Refer To 293.0
Confusion, confused (mental) (state) (see also State, confusional) 298.9