General Adult Flashcards
Common commorbidities with depression
Alcohol >40%
Anxiety >40%
PD 30%
How many people with depression attempt suicide?
9%
Duration of depressive episodes
Untreated 6-13 months
Treated 1-3 months
How many people have only one episode of depression?
50%
How likely are you to have another episode of depression if you have had two episodes?
70%
How likely are you to have another episode of depression if you have had three episodes?
80-95%
When is depression considered to be in remission?
> 3m without symptoms
When is someone considered to be recovered from depression?
> 6m without symptoms
Treatment for mild depression
Watchful waiting for 2/52
CBT
Treatment for moderate depression
SSRIs, continue for at least 6m after remission
How long should people continue antidepressants if they have had >2 episodes already?
At least 2 years
Treatment for severe depression
SSRI + CBT together
What to consider if someone is not responding to medication for depression
Adequate dosage Lack of adherence Axis 2 disorder (PD) Alcoholism Alternate diagnosis
Prevalence of bipolar
1.5%
Lifetime prevalence of depression
13%
1 year prevalence of depression
5.3%
Suicide rate in bipolar
15-18 times higher than general population
How many people with bipolar have another mental illness?
66%
Comorbid disorders common with bipolar
Anxiety - increases risk of relapse of depression
Substance misuse - increases risk of relapse of mania
Impulse disorders
How long does it take to recover from mania when treated?
4-5 weeks
What defines rapid cycling
4 or more episodes a year
What is ultra rapid cycling
4 or more episodes a month
Characteristics of rapid cycling bipolar
80% women Early onset of illness More severe depression and mania Lower global functioning Poor response to Lithium Hypothyroid
DSM duration criteria for hypomania
4 days
DSM duration criteria for mania
7 days
First line treatment for mania if untreated
Haloperidol
Olanzapine
Risperidone
Quetiapine
Treatment for mania if known bipolar and on treatment
Increase dose of mood stabiliser
Check serum Li levels
Consider adding antipsychotic to lithium or valproate - especially if incongruent psychotic sx
ECT
Treatment for Depression in bipolar
Psychological intervention
Moderate to severe: fluoxetine with olanzapine
Quetiapine
Lamotrigine (second line)
When to consider long term maintenance treatment in bipolar
- after a manic episode involving significant risk and adverse consequences
- bipolar I disorder with two or more acute episodes
- Bipolar II disorder with significant functional impairment, or risk.
First line maintenance treatment for bipolar
Lithium
What can Lithium reduce risk of in bipolar?
Suicide
Mania
Depression
Other maintenance options in bipolar
Valproate Olanzapine Quetiapine Carbamazepine Lamotrigine
Management of rapid cycling
R/o hypothyroid and substance use and medication non-compliance
Stop antidepressant
Lithium, valproate or lamotrigine
How long to continue medication for maintenance after episode of bipolar?
2 years
5 years if high risk factors for relapse
What can CBT offer in Bipolar
Psychoeducation
Self monitoring
Self regulation; action plans and modification
Compliance
How much is increase of SCZ increased in migrants?
3-5x more
How much is increase of SCZ increased in urban areas?
2x more
M:F ratio of SCZ
1.4:1
Lifetime prevalence of SCZ
4 in 1000
M:F ratio of delusional disorders
1.18:1
Incidence of delusional disorders
0.7-1.3 per 100,000
Psychosocial treatments in SCZ
Psychoeducation CBT Family therapy if high EE Social skills training Vocational rehab
How many patients with FEP relapse if not treated
61%
How many patients with FEP relapse if treated
27%
Lifetime suicide prevalence in those with SCZ
5.6%
Good prognostic factors for SCZ
Late onset Obvious precipitating factors Acute onset Good premorbid adjustment Affective symptoms (esp. depression) Being married Family history of affective disorders Good social support Positive symptoms only Good initial response to treatment (best predictor)
Poor prognostic factors for SCZ
Early onset* (not strong) No precipitating factors** Insidious onset** Poor premorbid adjustment Social withdrawal Single, divorced, or widowed Family history of schizophrenia* (weak, controversial) Poor social network, High EE families Negative symptoms Poor compliance Neurological signs and symptoms History of perinatal trauma No remissions in 3 years Many relapses History of violence
Negative sx if SCZ
Anhedonia Avolition Apathy Amotivation Restricted affect.
Prevalence of negative symptoms in patients with SCZ
20-30%
First line treatment for SCZ
4-6 weeks of PO atypical - amisulpride, aripiprazole, olanzapine, quetiapine, risperidone
Risk of relapse following FEP in next 5 years
4-5x chance
Duration of maintenance treatment following FEP and remission
1-2 years
Duration of maintenance treatment following multiple episodes of SCZ and in remission
At least 5 years
NICE definition of treatment resistant SCZ
Lack of
satisfactory clinical response to sequential use of at least two antipsychotics for a period of 6 to 8
weeks: at least one of the agents must be from atypical (non-clozapine) group.
Mean age of onset of GAD
30
Mean age of onset of panic disorder
22-25
Mean age of onset of OCD
20
Mean age of onset of social phobia
15
Treatment of anxiety disorders
Rule out comorbidities and previous response to treatment
Psychological therapy first line
SSRIs
Combination in complex disorders refractory to treatment
Lifetime prevalence of OCD
2-3%
M:F ratio of OCD
1.5:1
Characteristics of OCD in men
Earlier onset
More severe
Tics
Poorer outcome
Four categories of OCD sx
• Aggressive, sexual, and religious obsessions, and checking compulsions;
• Symmetry and ordering obsessions and compulsions; (often chronic and treatment resistant)
• Contamination obsessions and cleaning compulsions;
• Hoarding obsessions and compulsions (may be neurobiologically distinct and often treatment
resistant)