bipolar and related disorder due to another 
medical condition, 146
cyclothymic disorder, 139, 140
depressive episodes with short-duration 
hypomania, 786–789
other specified bipolar and related disorder, 
148
ICD. See International Classification of Diseases
ICF (International Classification of Functioning, 
Disability and Health), 21, 734
ICSD-2. See International Classification of Sleep 
Disorders,  2nd EditionIdentity disturbance due to prolonged and intense 
coercive persuasion, 306
Illness anxiety disorder, 309, 310, 315–318
associated features supporting diagnosis of, 316
brief, 327
comorbidity with, 318
culture-related diagnostic issues in, 317
diagnostic criteria for, 315
diagnostic features of, 315–316
differential diagnosis of, 317–318
functional consequences of, 317
prevalence of, 316
risk and prognostic factors for, 316–317
without excessive health-related behaviors, 
327
Inhalant intoxication, 538–540
associated features supporting diagnosis of, 
539
diagnostic criteria for, 538
diagnostic features of, 538
differential diagnosis of, 539–540
functional consequences of, 539
gender-related diagnostic issues in, 539
prevalence of, 539
Inhalant-related disorders, 481, 533–540
diagnoses associated with, 482
inhalant intoxication, 538–540
inhalant use disorder, 533–538
other inhalant-induced disorders, 540
unspecified inhalant-related disorder, 540
Inhalant use disorder, 533–538
associated features supporting diagnosis of, 
535