Diagnostic Criteria  
A. Prominent hallucinations or delusions.
B. There is evidence from the history, physical examination, or laboratory findings that the
disturbance is the direct pathophysiological consequence of another medical condi-
tion.
C. The disturbance is not better explained by another mental disorder.
D. The disturbance does not occur exclusively during the course of a delirium.
E. The disturbance causes clinically significant distress or impairment in social, occupa-
tional, or other important areas of functioning.
Specify whether:
Code based on predominant symptom:
293.81 (F06.2)  With delusions:  If delusions are the predominant symptom.
293.82 (F06.0)  With hallucinations:  If hallucinations are the predominant symptom.
Coding note: Include the name of the other medical condition in the name of the mental
disorder (e.g., 293.81 [F06.2] psychotic disorder due to malignant lung neoplasm, with de-
lusions). The other medical condition should be coded and listed separately immediately
before the psychotic disorder due to the medical condition (e.g., 162.9 [C34.90] malignant
lung neoplasm; 293.81 [F06.2] psychotic disorder due to malignant lung neoplasm, with
delusions).
Specify current severity:
Severity is rated by a quantitative assessment of the primary symptoms of psychosis,
including delusions, hallucinations, abnormal psychomotor behavior, and negative
symptoms. Each of these symptoms may be rated for its current severity (most severe
in the last 7 days) on a 5-point scale ranging from 0 (not present) to 4 (present and