neurotic disorders Flashcards
what parts of brain involved in normal anxiety?
hippocampus
amygdala
thalamus
frontal and temporal regions
NTs involved in normal anxiety
NA
serotonin
GABA-A
core symptoms of a disorder of anxiety?
- psychological and physical symptoms + avoidance
- symptoms consistent with DSM V/ICD 10
- not caused by organic disease or other psych disorder
- pervasive, distressing, disabling
- affecting function
prevalence?
women 30%
men 18%
place of living and anxiety?
urban>rural
physical symptoms to ask about in history?
- restless
- muscular tension
- fatigue
- SOB
- palpitations
- abdominal pain
- diarrhoea
- urinary frequency
- tingling of extremities
important adjuncts to ask in history?
- affective symptoms
- alcohol/substance use/withdrawal
- caffeine/meds
- premorbid
ICD 10 classification
- neurotic, stress related and somatoform disorders
- phobic - agoraphobia, social, specific
- other anxiety disorders - panic, GAD
- OCD
- reaction to severe stress and adjustment disorders - PTSD
important features of phobic anxiety disorders?
- evoked by certain well defined situations or objects which are not actually dangerous
- avoided or endured with dread
- anticipatory anxiety
- often co-exists with depression
important features of agoraphobia?
- lack of immediately available escape
- leaving home
- entering shops
- crowds
- public places
- public transport
- occurs with or without panic disorder
6 month prevalence of agoraphobia?
3-6%
gender in agoraphobia?
women - 75%
age of onset agoraphobia?
24yrs
course of agoraphobia/
chronic fluctuating
aetiology of agoraphobia?
life events, preceded by neurotic or dependent personality traits
what thoughts in agoraphobia?
- fear of death
- collapse
- no one would help if something happened
behaviour in agoraphobia?
avoid
may be subtle eg companion/trolley/pram
what to rule out in agoraphobia?
depression
substance abuse
psychosis
tx for agoraphobia?
- psychological - CBT
2. meds: SSRI
social phobia prevalence
6 month 1.7%
10-13% lifetime
gender in social phobia
equal
onset of social phobia?
teens/ early childhood
comorbidities in social phobia?
depression
substance misuse
cause of social phobia?
can be specific eg public speaking or generalised
thoughts in social phobia?
- negative perception by others
- people will notice blushing, tremor
- fear of vomiting, fainting, humiliation
behaviours in social phobia?
avoid
use safety behaviours
tx of social phobia?
- tx comorbidity
- ddx schizoid personality disorder
- psych: CBT
- meds: SSRI
age of onset simple phobias
any but common in kids
lifetime prevalence simple phobia
5-10%
female male ratio simple phobias
2.1
except blood-injection type where same
tx of simple phobia
graded exposure therapy
what is panic disorder
- recurrent discrete attacks of severe anxiety
- last mins
- anticipatory anxiety
features of panic attacks
- ANS anxiety and fear of death/heart attack/suffocation
- need several within one month
minutes - not predictable
- anticipatory
prevalence panic disorder
1.5%
gender panic disorder
women more slightly
genetics panic disorder
probs