Mental health is a critical component of overall well-being, and a mental disorder can significantly impact an individual’s life. Defined by clinically significant disturbances in cognition, emotional regulation, or behavior, mental disorders are often associated with distress and impaired functioning. These conditions, also known as mental health conditions, encompass a broad spectrum including mental disorders, psychosocial disabilities, and other mental states causing distress or risk of self-harm. This article focuses specifically on mental disorders as classified by the International Classification of Diseases 11th Revision (ICD-11), highlighting the importance of Diagnosis Mental Health Care for millions worldwide.
In 2019, a staggering 1 in 8 people globally, approximately 970 million individuals, were living with a mental disorder. Anxiety and depressive disorders were the most prevalent. The COVID-19 pandemic further exacerbated this situation in 2020, leading to significant increases in anxiety and depressive disorders – an estimated 26% and 28% rise respectively in just one year. Despite the availability of effective prevention and treatment options, a significant portion of individuals with mental disorders lack access to adequate diagnosis mental health care. Furthermore, stigma, discrimination, and human rights violations remain significant barriers for many.
Anxiety Disorders: Recognizing and Addressing Excessive Fear
In 2019, anxiety disorders affected an estimated 301 million people, including 58 million children and adolescents. Characterized by excessive fear, worry, and related behavioral disturbances, these disorders cause significant distress and functional impairment. Accurate diagnosis mental health care is essential to differentiate between normal anxiety and an anxiety disorder. Types of anxiety disorders include:
- Generalized Anxiety Disorder: Persistent, excessive worry about various topics.
- Panic Disorder: Recurrent unexpected panic attacks.
- Social Anxiety Disorder: Intense fear and worry in social situations.
- Separation Anxiety Disorder: Excessive fear related to separation from attachment figures.
Effective psychological treatments are available, and in some cases, medication may be considered, particularly depending on age and severity of the condition. Early diagnosis mental health care and intervention can significantly improve outcomes for individuals with anxiety disorders.
Depression: Understanding and Overcoming Persistent Sadness
Depression affected 280 million people in 2019, including 23 million children and adolescents. It is more than just temporary mood fluctuations; it involves persistent sadness and loss of interest in activities for at least two weeks. Seeking diagnosis mental health care is crucial for individuals experiencing these symptoms. Depressive episodes involve:
- Depressed mood (sadness, irritability, emptiness).
- Loss of pleasure or interest in activities.
- Other symptoms such as poor concentration, guilt, low self-worth, hopelessness, suicidal thoughts, sleep disturbances, appetite changes, and fatigue.
Depression significantly increases the risk of suicide, highlighting the urgency of diagnosis mental health care and effective treatment. Psychological therapies and medication are effective treatments, tailored to the individual’s needs.
Bipolar Disorder: Managing Mood Swings and Seeking Balance
Approximately 40 million people experienced bipolar disorder in 2019. This condition involves alternating episodes of depression and mania. Diagnosis mental health care is essential for differentiating bipolar disorder from other mood disorders. Bipolar disorder is characterized by:
- Depressive Episodes: Similar to major depression, with depressed mood and loss of interest.
- Manic Episodes: Elevated mood or irritability, increased energy, talkativeness, racing thoughts, inflated self-esteem, reduced sleep need, distractibility, and impulsive behavior.
Individuals with bipolar disorder are at a higher risk of suicide. Effective diagnosis mental health care leads to treatment options like psychoeducation, stress reduction, social functioning support, and medication to manage mood swings and improve quality of life.
Post-Traumatic Stress Disorder (PTSD): Healing After Trauma
PTSD prevalence is particularly high in conflict zones. It develops after exposure to traumatic events and is characterized by:
- Re-experiencing Trauma: Intrusive memories, flashbacks, nightmares.
- Avoidance: Avoiding thoughts, memories, places, or people related to the trauma.
- Hyperarousal: Persistent heightened threat perception.
These symptoms must last for several weeks and cause functional impairment for a PTSD diagnosis mental health care to be considered. Effective psychological treatments are available to help individuals process trauma and regain control of their lives.
Schizophrenia: Understanding Perception and Behavior Changes
Schizophrenia affects around 24 million people worldwide. People with schizophrenia have a significantly reduced life expectancy. Diagnosis mental health care for schizophrenia focuses on recognizing impairments in perception and behavior. Symptoms include:
- Delusions.
- Hallucinations.
- Disorganized thinking.
- Disorganized behavior or agitation.
- Cognitive difficulties.
Despite the severity, effective treatments exist, including medication, psychoeducation, family support, and psychosocial rehabilitation. Early diagnosis mental health care and comprehensive support can significantly improve outcomes and quality of life.
Eating Disorders: Addressing Disordered Eating Patterns and Body Image
In 2019, 14 million people experienced eating disorders, including nearly 3 million children and adolescents. Eating disorders like anorexia nervosa and bulimia nervosa involve:
- Abnormal eating patterns.
- Preoccupation with food.
- Body weight and shape concerns.
These behaviors pose significant health risks, distress, and functional impairment. Anorexia nervosa is associated with higher mortality rates due to medical complications and suicide. Bulimia nervosa increases risks of substance abuse, suicidality, and health issues. Timely diagnosis mental health care and treatments like family-based therapy and cognitive-behavioral therapy are crucial for recovery.
Disruptive Behavior and Dissocial Disorders: Managing Conduct and Defiance
Conduct-dissocial disorders affected 40 million people in 2019. These disorders, including conduct disorder and oppositional defiant disorder, involve:
- Persistent defiance and disobedience.
- Violation of others’ basic rights or societal norms.
Onset often occurs in childhood. Diagnosis mental health care for these disorders is crucial for early intervention. Effective psychological treatments often involve parents, caregivers, and teachers, alongside cognitive problem-solving and social skills training.
Neurodevelopmental Disorders: Addressing Developmental Challenges
Neurodevelopmental disorders arise during development and involve difficulties in intellectual, motor, language, or social functions. They include:
- Intellectual development disorders.
- Autism spectrum disorder (ASD).
- Attention deficit hyperactivity disorder (ADHD).
ADHD involves inattention and/or hyperactivity-impulsivity impacting functioning. Intellectual development disorders involve limitations in intellectual functioning and adaptive behavior. ASD involves social communication and interaction difficulties, and repetitive behaviors. Early diagnosis mental health care and interventions like psychosocial, behavioral, occupational, and speech therapies are vital. Medication may also be considered in some cases.
Risk Factors and the Importance of Mental Health Support Systems
Mental health is influenced by a complex interplay of individual, family, community, and societal factors. While resilience is common, adverse circumstances like poverty, violence, disability, and inequality increase vulnerability to mental disorders. Risk and protective factors include psychological, biological, and genetic components. Diagnosis mental health care should consider these broader factors for comprehensive support.
Health systems worldwide are often under-resourced and inadequately address mental health needs. A significant treatment gap exists, with many people lacking access to quality diagnosis mental health care. Social support is equally vital, including assistance with relationships, education, employment, housing, and community participation.
WHO’s Response: Strengthening Global Mental Health Care
The WHO Comprehensive Mental Health Action Plan 2013-2030 emphasizes mental health as essential for overall health. Key objectives include:
- Strengthening leadership and governance for mental health.
- Providing integrated, community-based mental health and social care services.
- Implementing mental health promotion and prevention strategies.
- Strengthening information systems and research.
The WHO’s Mental Health Gap Action Programme (mhGAP) expands services using evidence-based guidance and training, particularly in resource-limited settings. It focuses on building capacity among non-specialized healthcare providers to integrate mental health care at all levels. The mhGAP Intervention Guide 2.0 provides practical guidance for healthcare workers in non-specialist settings on diagnosis mental health care and management.
References
(1) Institute of Health Metrics and Evaluation. Global Health Data Exchange (GHDx), (https://vizhub.healthdata.org/gbd-results/, accessed 14 May 2022).
(2) Mental Health and COVID-19: Early evidence of the pandemic’s impact. Geneva: World Health Organization; 2022.
(3) Charlson, F., van Ommeren, M., Flaxman, A., Cornett, J., Whiteford, H., & Saxena, S. New WHO prevalence estimates of mental disorders in conflict settings: a systematic review and meta-analysis. Lancet. 2019;394,240–248.
(4) Laursen TM, Nordentoft M, Mortensen PB. Excess early mortality in schizophrenia. Annual Review of Clinical Psychology, 2014;10,425-438.
(5) Mental health atlas 2020. Geneva: World Health Organization; 2021
(6) Moitra M, Santomauro D, Collins PY, Vos T, Whiteford H, Saxena S, et al. The global gap in treatment coverage for major depressive disorder in 84 countries from 2000–2019: a systematic review and Bayesian meta-regression analysis. PLoS Med. 2022;19(2):e1003901. doi:10.1371/journal.pmed.1003901.
