<prompt> In schizophrenia, good prognostic factor isFamily history of schizophreniaYoung onsetNo precipitating factorsAcute onset  <response>: D Acute onset PROGNOSTIC FACTORS IN SCHIZOPHRENIAGood Prognostic FactorsPoor Prognostic Factors Acute or abrupt onset Insidious onset Onset 35 years of age late onset Onset 20 years of age early onset Presence of precipitating stressor Absence of stressor Good premorbid adjustment Poor premorbid adjustment Catatonic subtype Paranoid subtype Disorganized, simple, undifferentiated, has an intermediate prognosis or chronic catatonic subtypes Short duration 6 months Chronic course 2 years Presence of depression Absence of depression Predominance of positive symptoms Predominance of negative symptoms Family history of mood disorder Family history of schizophrenia First episode Past history of schizophrenia Pyknic fat physique Asthenic thin physique Female sex Male sex Good social support Poor social support or unmarried Presence of confusion, perplexity, or Flat or blunted affect disorientation in the acute phase Proper treatment, good treatment Absence of proper treatment or compliance, and good response poor response to treatment to treatment Outpatient treatment Institutionalization long term hospitalization Normal cranial CT scan Evidence of ventricular enlargement on cranial CT scan 