Schizophrenia, 87, 99–105
associated features supporting diagnosis of, 
101–102
with catatonia, 88, 100
comorbidity with, 105
culture-related diagnostic issues in, 103
development and course of, 102–103
diagnostic features of, 87–88, 100–101
differential diagnosis of, 104–105
functional consequences of, 104
gender-related diagnostic issues in, 103–104
prevalence of, 102
risk and prognostic factors for, 103
suicide risk in, 104
Schizophrenia spectrum and other psychotic 
disorders, 87–122
brief psychotic disorder, 89, 94–96
catatonia, 88, 89, 119–121
clinician-rated assessment of symptoms and 
related clinical phenomena in, 89–90
delusional disorder, 89, 90–93
highlights of changes fr om DSM-IV to DSM-5, 
810
key features of, 87–88
delusions, 87
disorganized thinking (speech), 88