The global prevalence rate of schizophrenia is 0.5-1% [1], and it is characterized by high disability rate and heavy economic burden [2]. Early identification, diagnosis and timely treatment play an important role in the prognosis of schizophrenia. Delayed diagnosis and treatment of patients can lead...
The concept of deficit schizophrenia (DS) was first proposed by Carpenter in 1988 [1]. Categorizing patients into those with deficit and nondeficit subtypes of schizophrenia helps to reduce heterogeneity in describing the disease [2]. DS, with predominantly negative symptoms [1], can be differentiated...
Clinical high-risk (CHR) phase refers to the prodromal period before the onset of psychosis, characterized by attenuated, transient, or intermittent psychotic symptoms and declining functioning among non-schizophrenic individuals1. Around 20% of CHR individuals progress to full-blown psychosis within...
Schizophrenia is a serious mental disorder with an insidious, heterogeneous and complicated onset and poor prognosis, characterized by a series of symptoms such as hallucinations, delusions, disorganized thinking, emotional flatness, cognitive deficits, or behavioral abnormalities, which affects about...