Differential Diagnosis of Psychotic Disorders

Delusions, hallucinations, disorganized speech, or grossly disorganized behavior
          arr-sho.GIF (1072 bytes)
Due to the direct physiological effects of a general medical condition    Yes
arr-lon.GIF (354 bytes)
PSYCHOTIC DISORDER DUE TO A GENERAL MEDICAL CONDITION
      No
     arr-sho.GIF (1072 bytes)
Due to the direct physiological effects of a substance (e.g., a dnlg of abuse, a medication, or a toxin)        Yes
     arr-lon.GIF (354 bytes)
SUBSTANCE-INDUCED PSYCHOTIC DISORDER
      No
     arr-sho.GIF (1072 bytes)
Symptoms of active phase of Schizophrenia, lasting at least 1 month Major Depressive or Manic Episode concurrent with active-phase symptoms No
D-dd1.GIF (467 bytes)
      No
     arr-lon1.GIF (354 bytes)
         Yes
       arr-sho.GIF (1072 bytes)
Total duration of mood episodes has been brief relative to duration of active and residual periods     Yes
   arr-sho1.gif (976 bytes)
Duration at least 6 months     Yes
   arr-sho1.gif (976 bytes)
SCHIZOPHRENIA
         No
       arr-sho.GIF (1072 bytes)
       No
      arr-cro.GIF (1309 bytes)
SCHIZOPHRENIFORM DISORDER
At least 2 weeks of delusions or hallucinations in the absence of prominent mood symptoms       Yes
     arr-lon.GIF (354 bytes)
SCHIZO-AFFECTIVE DISORDER
          No
         arr-cro.GIF (1309 bytes)
Mood DISORDER WITH PSYCHOTIC FEATURES (see Mood Disorders tree)
Nonbizarre delusions lasting at least 1 month     Yes
   arr-sho1.gif (976 bytes)
Total duration of mood episodes has been brief relative to duration of delusional periods     Yes
   arr-sho1.gif (976 bytes)
Apart from delusions, functioning not markedly impaired     Yes
   arr-sho1.gif (976 bytes)
DELUSIONAL DISORDER
       No
      arr-lon2.GIF (1129 bytes)
        No
       arr-sho.GIF (1072 bytes)
         No
          arr-cro2.GIF (679 bytes)
Delusions occur only during mood episodes      No
    arr-lon.GIF (354 bytes)
PSYCHOTlC DISORDER NOS
       Yes
      arr-cro.GIF (1309 bytes)
MOOD DISORDER WITH PSYCHOTIC FEATURES (see Mood Disorders tree)
Duration more than 1 day but less than 1 month        Yes
     arr-lon.GIF (354 bytes)
BRIEF PSYCHOTIC DISORDER
         No
       arr-cro.GIF (1309 bytes)
PSYCHOTIC DISORDER NOS