Anxiety Disorders Flashcards
What is anxiety?
It is defined as a constellation of psychological and physiological responses to a potential/uncertain threat
It is an essential function of the central nervous system, which motivates individuals to avoid harm
What are anxiety disorders?
They are defined as the combination of high trait anxiety and a critical mass of psychosocial stressors, which result in overwhelming of the normal homeostasis of anxiety
This leads to excessive and persistent anxiety in which normally harmless situations seem threatening
What are the three neurophysiological changes which are related to anxiety disorders?
There is reduced functional connectivity between the prefrontal cortex and the limbic system, which are thought to subserve conscious control/awareness of emotional states
There is single nucleotide polymorphism variations in 5-HT (serotonin) transporter, resulting in diminished 5-HT signalling
There is dysregulation of the hypothalamic-pituitary-adrenal (HPA) axis, which is a central component of the physiological response to stress
What are the three classifications of anxiety disorders?
Generalised Anxiety Disorder (GAD)
Phobic Anxiety Disorder
Panic Disorder
What is generalised anxiety disorder?
It is defined as condition in which individuals experience persistent anxiety, which is not restricted to any specific circumstances
What are the nine clincial features of generalised anxiety disorder?
Fearful Anticipation
Poor Concentration
Muscular Tension/Restlessness
Palpitations
Dizziness
Sweating
Dyspnoea
Chest Pain
Sleep Disturbance
What is phobic anxiety disorder?
It is defined as a condition in which individuals experience an abnormal anxiety state evoked only by a specific external situation/object, which is not dangerous
What is the key feature of phobic anxiety disorder?
Avoidance
What are the three subclassifications of phobic anxiety disorder?
Agoraphobia
Social Phobia
Specific Phobias
What is agoraphobia?
It is defined as an abnormal anxiety state related to crowds, public places and leaving home
What is social phobia?
It is defined as an abnormal anxiety state related to social situations
This is due to the individual’s low self-esteem and fear of criticism
What are the six clinical features of phobic anxiety disorder?
Anticipatory Anxiety
Palpitations
Dizziness
Sweating
Dyspnoea
Chest Pain
What is anticipatory anxiety?
It is defined as anxiety about thought of exposure to a precipitant
What is panic disorder?
It is defined as a condition in which individuals experience recurrent, unpredictable episodes of severe acute anxiety, which are not restricted to particular stimuli or situations
What are the seven clinical features of panic disorder?
Anxiety Crescendo
Fear of Dying
Palpitations
Dizziness
Sweating
Dyspnoea
Chest Pain
What are the three ABG features of panic disorder?
Increased pH Levels
Decreased CO2 Levels
Normal Oxygen Levels
What are the four risk factors of anxiety disorders?
Middle Aged, 35 – 54 Years Old
Divorced Or Separation
Living Along
Single Parent
What are the two protective factors of anxiety disorders?
Young Age, 16 - 24 Years Old
Married
What two guidelines are used to define the diagnostic criteria of anxiety disorders?
ICD-10
DSM-5
What are the three diagnostic criteria of anxiety disorders?
The anxiety should be persistent for a period greater than six months, during which individuals experience anxiety more days than not
The anxiety results in significant impairment, which affects personal, family, social, education and occupation areas of functioning
The anxiety is not a manifestation of another health condition or the effects of a substance/medication
What are three differential diagnoses of anxiety disorders?
Hyperthyroidism
Atrial Fibrillation
Cardiac Disease
What five drugs can cause anxiety?
Salbutamol
Theophylline
Corticosteroids
Antidepressants
Caffeine
What are the three psychological management options of anxiety disorders?
Psychoeducation
Cognitive Behaviour Therapy (CBT)
Applied Relaxation
What is psychoeducation?
It involves providing patients with information about anxiety and ways in which they can control and minimise it