Psychopathology and Mental Illness

Chapter Objectives
  • Define abnormal behavior using:
    • Statistical deviation
    • Maladaptiveness
    • Personal distress
  • Explore political and sociocultural factors affecting perceptions of abnormality.
  • Review historical perspectives on mental illness.
  • Understand mental illness classification and DSM usage.
  • Discuss current models of psychopathology including:
    • Bio-psychosocial model
    • Diathesis-stress model
  • Outline forms of psychopathology relevant to South Africa: PTSD and schizophrenia.
  • Examine critical approaches to psychopathology.
Defining Psychopathology
  • Psychopathology: Study of mental illnesses or psychological disorders.
  • Criteria for Defining Disorders:
    1. Statistical Deviation:
    • Behavior deviates significantly from statistical norms.
    • Example: Rare behaviors (talking to oneself publicly) may indicate abnormality in some cultures.
    • Cultural context is crucial; deviations may not always signal pathology.
    1. Maladaptiveness:
    • Behaviors that impede personal adaptation or adjustment.
    • Example: Symptoms like suicide or depression affecting personal growth and social functioning.
    1. Personal Distress:
    • Suffering accompanies many mental disorders (anxiety, depression).
    • Note: Conditions like antisocial personality disorder may lack personal distress yet still indicate pathology.
Cultural Perspectives on Abnormality
  • Abnormality varies across cultures; some culturally specific behaviors may be normalized (e.g., certain healing practices).
  • The examination of maladaptive practices (like female circumcision) highlights cultural adaptability versus Western standards of abnormality.
Historical Perspectives on Mental Illness
  • Early Era: Madness viewed as possession by evil spirits, with treatments like trepanation for healing.
  • Ancient Era: Hippocrates (460–377 BC) suggested psychological disorders stemmed from imbalanced bodily fluids (blood, phlegm, yellow bile, black bile). Introduced naturalistic remedies.
  • Middle Ages: Shift back to supernatural explanations; mental illness viewed as sin/divine punishment leading to witch hunts.
  • Renaissance: More humane treatments; ideas of mental instability emerged, pushing back against views of possession.
  • Asylum Era: Institutionalization often involved harsh treatments (restraints, isolation).
  • Scientific Era: Biological causes for mental illnesses discovered; Kunz' classification system influenced DSM development.
  • Psychodynamic Approaches: Freud's psychoanalysis emphasized internal conflicts and repression’s role in disorders.
Contemporary Treatment Approaches
  • Medical/Modern Psychiatric Approaches: Emphasizes biological causes, including genetics, neurotransmitter functioning, and brain structure abnormalities.
  • Cognitive-Behavioral Therapy (CBT): Focuses on rational thinking; addresses distorted thoughts impacting emotional well-being.
  • Community Psychology: Highlights the impact of social and cultural contexts on mental health.
Case Studies in South Africa
  • PTSD:
    • Criteria: Distressing re-experiencing, emotional numbing, increased arousal following a traumatic event.
    • Current prevalence in South Africa has increased due to high crime rates and violence.
  • Schizophrenia:
    • Characterized by fragmented thoughts, emotions, and perceptions. Symptoms divided into positive (delusions, hallucinations) and negative (lack of emotion or motivation).
    • Cultural interpretations may overlap with local spiritual beliefs, suggesting a need for integrated understanding of both Western and indigenous perspectives.
Critical Approaches to Psychopathology
  • Emphasizes the cultural biases in mainstream psychiatric classifications (e.g., DSM-5) that may stigmatize certain behaviors.
  • Advocates for decolonization in psychology, challenging dominant frameworks that overlook cultural context and community-specific understandings of mental health.
Summary
  • Understanding of mental illness has evolved through a complex history.
  • Current approaches to psychopathology recognize the influence of cultural contexts, social structures, and multidisciplinary perspectives in diagnosis and treatment.