B. There is evidence from the history, physical examination, or laboratory findings that the disturbance is the direct physiological consequence of a general medical condition.
C. The disturbance is not better accounted for by another mental disorder.
D. The disturbance does not occur exclusively during the course of a Delirium.
Code based on predominant symptom:
.81 With Delusions: if delusions are the predominant symptom
.82 With Hallucinations: if hallucinations are the predominant symptom
Coding note: Include the name of the general medical condition on Axis I, e.g., 293.81 Psychotic Disorder Due to Malignant Lung Neoplasm, With Delusions; also code the general medical condition on Axis III (see Appendix G for codes).
Coding note: If delusions are part of a preexisting Dementia, indicate the delusions by coding the appropriate subtype of the dementia if one is available, e.g., 290.20 Dementia of the Alzheimer's Type, With Late Onset, With Delusions.
Reprinted with permission from the Diagnostic and Statistical Manual of Mental Disorders, Fourth Edition, Text Revision. Copyright 2000 American Psychiatric Association