F20.0
Paranoid schizophrenia
Coding guidance (WHO 2019)
Paranoid schizophrenia is dominated by relatively stable, often paranoid delusions, usually accompanied by hallucinations, particularly of the auditory variety, and perceptual disturbances. Disturbances of affect, volition and speech, and catatonic symptoms, are either absent or relatively inconspicuous. Paraphrenic schizophrenia Excl.: involutional paranoid state (F22.8) paranoia (F22.0)