Overview1. Introduction. 2. Neurodevelopmental Disorders. 3. Schizophrenia Spectrum and Other Psychotic Disorders. 4. Bipolar and Related Disorders. 5. Depressive Disorders. 6. Anxiety Disorders. 7. Obsessive-Compulsive and Related Disorders. 8. Trauma- and Stressor-Related Disorders. 9. Dissociative Disorders. 10. Somatic Symptom and Related Disorders. 11. Feeding and Eating Disorders. 12. Sleep-Wake Disorders (Breathing-Related Sleep Disorders, Parasomnias) 13. Sexual Dysfunctions. 14. Gender Dysphoria. 15. Disruptive, Impulse-Control, and Conduct Disorders. 16. Substance-Related and Addictive Disorders. 17. Non-Substance-Related Disorders/Gambling Disorder. 18. Neurocognitive Disorders (Major and Mild Neurocognitive Disorders). 19. Personality Disorders. 20. Paraphilic Disorders. 21. Medication-Induced Movement Disorders and Other Adverse Effects of Medication. 22. Other Conditions That May Be a Focus of Clinical Attention.