mood disorder Flashcards
depression is secondary only to…
hypertension
are men or women more likely to have depression
women
what is the youngest age depression has been diagnosed
3 years old
what neurotransmitters are associated with depression
serotonin, norepinephrine, dopamine
what is becks cognitive triad
- negative, self-deprecating view of self
- pessimistic view of the world
- belief that negative reinforcement will continue
what is the stress-diathesis model of depression factors
learned helplessness and cultural considerations
Environmental, interpersonal, life events combined with biologial predisposition, psychological stressors that trigger brain changes
what is diathesis biological model
genetic, biochemical, alterations in hormonal regulation from biological predisposition
what are the subtypes observed in major depressive disorder
Psychotic features Melancholic features Atypical features Catatonic features Postpartum onset Seasonal affective disorder (SAD)
what are some things someone with grief will experience
- Sadness, despair, mourning
- Fatigue or low energy
- Tears
- Loss of appetite
- Poor sleep
- Poor concentration
- Happy and sad memories
- Mild feelings of guilt
what are some things someone will MDD will experience
- Worthlessness
- Exaggerated guilt
- Suicidal thoughts
- Low self-esteem
- Powerlessness
- Helplessness
- Agitation
- Loss of interest in pleasurable activities
- Exaggerated fatigue
what are the 5 types of loss and grief
uncomplicated, acute, anticipatory, disenfranchised, and complicated or maladaptive grief
What are the 5 kubler ross stages of grief
- denial
- anger
- bargaining
- depression
- acceptance
what are worden tasks of mourning
- accept reality of loss
- process the pain of grief while caring for self
- adjust to the world without the deceased
- find an enduring connection with the deceased while embarking on a new life
how long do symptoms need to be present to be diagnosed with PDD
2 years or more
is MDD or PDD worse
MDD is worse
what does PDD stand for
persistent depressive disorder
what are these tools: becks inventory, hamilton, and zung used for
depression
what are the key assessment findings for depression (feelings)
anergia, low self esteem, guilt, worthlessness, helpless/hopelessness
what is the assessment tool used for suicide potential
SAFE-t
ALWAYS used
What things will you look for when assessing someone for depression
impairment in thought process- concentration, decisions and judgement
avoiding contact with others
what areas do you need to assess for suicide potential
Mood
Anhedonia (inability to experience pleasure)
Anergia (lack of energy)
Anxiety
Feelings of:
Worthlessness, guilt, helplessness, and hopelessness
Anger and irritability
what are the communication considerations for a depressed patient
- Person with depression may speak and comprehend very slowly.
- extreme depression a person may be mute
- sitting with a patient is a valuable intervention
what are some nursing interventions for depressed patients
Be present. Listen.
Assess for suicide risk
Form a trusting therapeutic relationship
Encourage patient to question negative assumptions and beliefs about self.
Encourage activities to raise self esteem
Encourage formation of supportive relationships
what physical symptoms may a depressed patient show
anorexia, insomnia, self care deficits and constipation
what are the targeted symptoms for pharmacologic therapy
Sleep disturbance Appetite disturbance (decreased or increased) Fatigue Decreased sex drive Psychomotor retardation or agitation Diurnal variations in mood (often worse in the morning) Impaired concentration or forgetfulness Anhedonia
what types of therapy may be used for a depressed person
cognitive-behavioral therapy [CBT], interpersonal therapy [IPT]) and antidepressant therapy
what does serotonin do and what is the precursor
Neurotransmitter. Precursor is tryptophan found in protein foods. Sleep, appetite, pain aggression libido, hormones
what does norepinephrine do and what is the precursor
Neurotransmitter. Precursor is dopamine. Arousal, Fight or Flight, Mood
what does dopamine do and what is the precursor
Neurotransmitter. Precursor is phenylalanine found in protein foods. Fine muscle movement, emotions-thinking, hypothalamus to release hormones, pleasure response
what does histmaine do
Neurotransmitter. Alertness, inflammation, gastric secretion
what does tyramine do
Not a neurotransmitter and cannot pass the BB barrier. Vasoconstrictor, found in food– especially fermented foods. MAO in the gut break it down—unless a drug inhibits MAO
what category does fluoxetine (prozac) fall into
SSRI
what is a syndrome caused by prosac
serotonin syndrome
what is serotonin syndrome
Rare and life-threatening event
Risk greatest when SSRI is administered in combination with monoamine oxidase inhibitor (MAOI), some cold medicines
how does SSRIs work
By blocking neuronal uptake there is more serotonin left at the synapse
why do SSRIs take up to 6 weeks to have full effect
The way SSRI block reuptake is by affecting the creation of transporter molecules which carry the serotonin back to the neuron. At first, there are plenty of old transporter molecules to do the job. It takes time to clear these out.
what happens if you suddenly stop SSRIs
Withdrawal sx: dizziness, tremors, GI
what are the rare life threatening symotomss of serotonin syndrome
Abdominal pain, diarrhea, bloating Restlessness, fever, high b/P Mood swings, Delirium, seizures Tonic rigidity Apnea, death
how do you stop increased risks of taking SSRIs and MAOI
Need to wait 5 weeks after stopping SSRI before switching to MAOI, and 2 wks if going to SSRI from MAOI
what are the emergency measures to stop serotonin syndrome
- Discontinue SSRI
2. Symptomatic TX
what are the symptomatic treatment for emergency measures of SSRI (serotonin syndrome)
A. Drugs to block serotonin receptors B. Cooling blankets. C. Dantrolene or diazepam for rigidity D. anticonvulsants E. artificial respiration