Psychiatric / Mental Health Nursing
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Transcript of Psychiatric / Mental Health Nursing
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Psychiatric / Mental Health Nursing
Theories of Sleep Disorders
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Theories of Sleep DisordersConflicting evidence that sleep is
restorativeFunction of sleep poorly
understoodBeliefs important to mental
health nursing
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Theories of Sleep Disorders - continued
Insomnia likely due to combination of factors:
– predisposing– precipitating– perpetuating
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Theories of Sleep Disorders - continued
Studies show those with chronic insomnia have physiological differences.
Studies suggest that gene variations are involved in human circadian activity.
There is predisposition to sleep disorders based on genetic susceptibility and familial pattern.
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Theories of Sleep Disorders - continued
Any emotional or cognitive arousal can precipitate or perpetuate insomnia.
Environmental conditions, including associating the sleeping room with lying awake, cause distress and are a powerful perpetuating factor to sleep problems.
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Sleep Patterns in Major Depressive Disorder
Insomnia of maintenance or early wakening type most common
Insomnia is the most commonly reported residual symptom after remission
Sleep pattern disturbance may respond to antidepressant treatment sooner than other symptoms
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Sleep Patterns in Manic Episodes of Bipolar Disorder
Sleep time significantly reduced Clients don’t complain of insomnia and
can go without sleep Reduced slow-wave sleep Reduced REM latency
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Sleep Patterns in Schizophrenia
Exacerbation of illness causes significant sleep disruption
Extreme sleep difficulty can accompany severe anxiety
Heightened concern of delusions and hallucinations
Circadian cycle disrupted
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Sleep Patterns in Schizophrenia - continued
Reduction in REM sleep Do not experience REM rebound Deficits in slow-wave sleep found in
clients with acute and chronic schizophrenia
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Sleep Patterns in Substance Abuse
Severe sleep disorder during intoxication or withdrawal periods
Persists even after prolonged abstinence of some substances
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Sleep Patterns in Substance Abuse - continued
Substance-induced mood disorder characterized by sustained use of stimulants to stay awake or alcohol to induce sleep
Examples of substances
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Key Assessments
“Good sleeper” can be identified three ways:
- self-defined - behaviorally defined - sleep-study defined
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Key Assessments - continued
Self-defined - say they get enough sleep to feel refreshed, have energy, fall asleep quickly
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Key Assessments - continued
Behaviorally defined - observe alertness during sedentary, repetitive activity; note ability to fall asleep and final wakening at habitual rising time; utilize photographic serializing of movement during sleep
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Key Assessments - continued
Comprehensive sleep studies are conducted in sleep labs:
- polysomnogram - multiple sleep latency test
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Guidelines for Good Sleep Hygiene
Maintain regular sleep–wake schedule Rise at the same time each day Go to bed when sleepy and relaxed Maintain rituals in preparation for sleep Control for temperature, lighting, noise Avoid stimulants before bed Focus on enjoying sleep that is
achieved
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Guidelines for Insomnia
Treatment for sleep disorders is complex
Follow guidelines for good sleep hygiene
Utilize good sleep hygiene before taking sedative hypnotic medications
Instill a sense of hope that insomnia will improve, client can manage it effectively
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Guidelines for Insomnia - continued
Facilitate setting realistic goals. Teach normal developmental changes
in sleep patterns. See treatment provider for continued
insomnia. Differentiate between myths and
evidence-based practice.
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Guidelines for Insomnia - continued
See physician for comprehensive PE to rule out physical factors.
Interview bed partner. Determine if problem is positional or
disappears under certain circumstances.
Treat underlying mental health issues.
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Pharmacology
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Sleep and WakefulnessGoal: Improve quantity and
quality of sleepMay prevent worsening of mood,
anxiety and pain if sleep improves
Many choices: evaluate lifestyleDo not underestimate the POWER
of sleep
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Sleep Agents: NTNearly all hypnotics work on at
least one of these neurotransmitters:
◦GABA◦Histamine
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Rx Sleep agentsBarbituratesBenzodiazepines
Non-benzosMelatonin Receptors Agonists
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Sleep agentsBarbituturates – first used in
1860s named after St Barbara
Nembutal (pentobarbital)Seconal (secobarbital)
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Sleep agentsBenzodiazepines
◦Short Acting Halcion (triazolam)
◦Intermediate Restoril (temazepam) Prosom (estazolam)
◦Long Acting Dalmane (flurazepam)
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Sleep AgentsNon-Benzos
◦Ambien◦Ambien CR◦Sonata (zaleplon)◦Lunesta (eszopiclone)
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Sleep AgentsMelatonin Receptor Agonist
◦Rozerem (remalteon)◦Valdoxan (agomelatine) also works
on 5-HT2c so is antidepressant
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Sleep AgentsOver the Counter OTC
◦Benadryl (diphenhydramine)◦Atarax/Vistaril (hydroxyzine
Kava Kava Caution: may cause liver toxicity
Valerian
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Side EffectsHangoverAmnesiaHeadache
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When Starting on SleepersSleep hygiene first – remember
caffeineCool, quiet, dark room without
dogs and kidsDon’t mix with AlcoholGo straight to bed and lay down
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Wake Agents: NTNearly all wake promoting agents
work on at least one of these neurotransmitters:◦Norepinephrine◦Dopamine
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Wake AgentsProvigil = NuvigilFDA Indication
◦Excessive sleepiness due to narcolepsy
◦Obstructive sleep apnea◦Shift work sleep disorder
Treat fatigue and sleepiness due to other conditions – depression and MS
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Wake AgentsStimulantsProvigil (modafinil)Nuvigil (armodafinil)
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When Starting on WakersSleep hygiene first – not a
replacement for sleep