is a distinction between schizoaffective and bipolar I disorder valid in the early phase of psychotic disorders?
The validity of schizoaffective disorder (SA) diagnosis has for long been a matter of controversy and its delineation from bipolar I disorders (BD) has often been questioned. However, most studies have been conducted in chronic samples and have therefore been biased towards patients with poorer outcome, which may have hampered the possibility to identify significant differences between both diagnoses.
