Mood disorders 1 Flashcards
What is the lifetime prevalence of depression?
10-20%
What percentage of depressed patients will commit suicide?
5-15%
What percentage of depressed patients will recover in 1 year?
50-60%
What percentage of depressed patients are still unwell at 2 years?
10-25%
What are the core symptoms of depressions? (remember this pls)
Depressed mood
Loss of interest/enjoyment
Reduced energy
What are the biological (somatic) symptoms of depression?
Reduced appetite
Weight loss (5% loss in the last month)
Psychomotor S+S
Loss of libido (often accompanied with guilt)
Loss of emotional reactivity
Early morning wakening (at least 2 hours before normal time)
Depression worse in the morning
What are the psychomotor S+S?
Agitation or Retardation
Agitation = can't sit still and fidgeting Retardation = slow movements, slow speech, blunted effect
What are the cognitive symptoms of depression?
Reduced concentration and attention Reduced self esteem Guilt, unworthiness Pessimism, bleak outlook Suicidal thoughts, self harm
What are the psychotic symptoms associated with depression?
3 main ones to remember
Delusions - e.g. sin, poverty, impending disasters, guilt, nihilistic or persecutory
Hallucinations - e.g. defamatory or accusatory voices, smelling rotting filth or decomposing flesh
Depressive stupor - must differentiate from catatonia in schizophrenia. Extreme unresponsiveness and lack of voluntary movement (akinesia)
What is dysthymia?
very long standing MILD depression
What is cyclothermia?
persistent instability of mood
numerous periods of mild depression and mild elation
chronic course
no episodes fulfil criteria of bipolar or recurrent depression
How is a mild episode classified?
At least 2 core symptoms + at least 2 others
Minimum 2 weeks duration
May have some difficulty continuing ordinary work or social activities but won’t stop completely
+/- somatic syndrome
How is a moderate episode classified?
at least 2 core symptoms + at least 3-4 others
considerable difficulty continuing normal activities
+/- somatic syndrome
How is a severe episode classified?
all 3 core symptoms + at least 4 others
2 weeks no longer of value - high risk group
very unlikely to complete normal activities
What are the physical conditions that present with psychiatric symptoms?
NEUROLOGICAL
MS Parkinson's Huntington's Spinal Cord Injury CVA Head injury Cerebral tumour