2006 ICD-9-CM Volume 1 Diagnosis Codes Home > Mental Disorders 290-319 > Other Psychoses 295-299 > Other Nonorganic Psychoses 298.* > 2006 ICD-9-CM Diagnosis 298.1 Excitative type psychosis View the most recent version of ICD-9-CM 298.1 298.1 is a specific code that can be used to specify a diagnosis 298.1 contains 10 index entries View the ICD-9-CM Volume 1 298.* hierarchy Alternate Terminology Acute hysterical psychosis Psychogenic excitation Reactive excitation 298.1 Excludes manic-depressive psychosis, manic type (296.0-296.1)  Index entries containing 298.1: Excitation psychogenic 298.1 reactive (from emotional stress, psychological trauma) 298.1 Excitement mental, reactive (from emotional stress, psychological trauma) 298.1 state, reactive (from emotional stress, psychological trauma) 298.1 Hyperthymergasia (see also Psychosis, affective) 296.0 reactive (from emotional stress, psychological trauma) 298.1 Hysteria, hysterical 300.10 psychosis, acute 298.1 Psychosis 298.9 acute hysterical 298.1 excitation (psychogenic) (reactive) 298.1 hysterical 298.8 acute 298.1 reactive (emotional stress) (psychological trauma) 298.8 excitation 298.1