Mental Health Difficulties Across the Lifespan
Diagnosis is one way of categorising presenting difficulties. The categories used in this page reflect the recent publication of the International Classification of Diseases 11th Revision (ICD-11) (World Health Organisation, 2019).
Difficulties Specifically Associated with Stress and Trauma
Post-Traumatic Stress Disorder (PTSD)
Obsessive-Compulsive or Related
- Health Anxiety (content under development - expected 2026)
Obsessive Compulsive Disorder (OCD)
- Hoarding (content under development - expected 2026)
Personality Disorders and Related Traits
- Borderline Pattern (content under development - expected 2026)
Psychosis and Schizophrenia
- Psychosis (content under development - expected 2026)
- Schizophrenia (content under development - expected 2026)
Substance Use
- Addictive Behaviours including gambling and gaming (content under development - expected 2026)