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Mood disorders:
depression (MDD)
bipolar disorder
Psychotic disorders:
schizophrenia
Anxiety disorders:
panic disorder
generalized anxiety disorder (GAD)
Social anxiety disorder (SAD)
specific phobias
agoraphobia (inability to escape)
Sleep - wake disorders:
insomnia
shift-work disorder
restless leg syndrome (RLS)
Other common mental health disorders:
attention-deficit hyperactivity disorder (ADHD)
posttraumatic stress disorder (PTSD)
obsessive compulsive disorder (OCD)
personality disorders
reduce stigmatizing language:
us non-stigmatizing person-first language
emphasize the individual first and then their disease state
“living with depression”
Main structures of the brain:
cerebrum (frontal, parietal, occipital, temporal lobes)
cerebellum
brain stem
5 major neurotransmitters in psychiatry:
dopamine
norephinephrine
serotonin
GABA
Glutamate
Neurotransmitters = chemical messengers that regulate…
mood
cognition
behavior
Norephinephrine (NE) actions:
alertness
concentration
energy
Serotonin (5-HT) actions:
obsessions/compulsions
memory
wake promoting
Dopamine (DA) actions:
pleasure
reward
motivation
Serotonin (5-HT) AND Norepinephrine (NE) actions:
axiety
impulse
irritability
Serotonin (5-HT) AND Dopamine (DA) actions:
mood cognition
sex
appetite
aggression
Norepinephrine (NE) AND Dopamine (DA) actions:
attention
concentration
GABA actions:
inhibitory
Glutamate actions:
excitatory
Anxiety means there is _____ serotonin (5HT). So we _______ 5HT meds.
too little
increase 5HT
ans. for anxiety
Anxiety means there is _____ norepinephrine, so we _____ meds.
too much
modulate
If you have anxiety, you are given meds to ____/____ GABA.
target or enhance
Depression means there is _____ dopamine, so we ____ DA meds.
too little
inc. DA
ans. for depression
Depression mean there is ______ serotonin (5HT) so we ____ serotonin meds.
too little
inc. 5HT
answer for depression
Depression means there is ______ noreinephrine (NE) so we ____ NE meds.
too little
inc. NE
ans. for depression
Depression requires an ______ in glutamate so we give meds.
increase
Schizophrenia means there is _____ Dopamine so we give meds to ____ DA.
too much
decrease DA
ans. for schizo
Schitzophrenia meds block what serotonin?
5HT2a
Bipolar disorder means there is _____/_____ of dopamine, so we give meds to ____ DA.
too much/imbalance
decrease DA
answ. for bipolar
Bipolar disorder means there is ____/____ of serotonin so we give meds to _____ serotonin.
too much/imbalance
modulate serotonin
ans. for biopolar
In Bipolar disorder there is _____ glutamate.
too much
In bipolar disorder, there is _____ GABA.
too little
In substance use disorders, the substances ______ DA, so we give meds to ____ positive reinforcement.
enhance
decrease
in Alcohol use disorder, glutamate is ______.
targeted
In alcohol withdrawal, drugs ____ GABA actions (this can cause CNS sedation)
enhance
ADHD means there is ____ DA, so we give meds to _____ DA.
too little
increase DA
ans. for ADHD
ADHD means there is _____ norepinephrine (NE) so we give meds to _____ NE.
too little
increase NE
ans. for ADHD
Sleep promoting NTMs and Hormones:
melatonin
GABA
adenosine
-
Wake promoting NTMs and Hormones:
Norepinephrine
Ach
Histamine
Serotonin
Dopamine
Orexin (hypocretin)
Medication targets of sleep promoters:
melatonin agonists
GABA - positive allosteric modulators, receptor site agonists
Medications targets of wake promoters:
antagonists treat insomnia (histamine, orexin)
agonists can cause insomnia as a side effect (DA agonists)
Role in sleepiness/wakefulness - Melatonin:
produced by pineal gland
regulated by suprachiasmatic nucleus (biological clock)
suppressed production in bright light environment
Role in sleepiness/wakefulness - histamine:
released by activation of mast cells
stress → inc. cortisol → activates SNS (fight or flight) → mast cell release → histamine production
antihistamines promote sleep (anti-stress = relaxation = sleep)
Role in sleepiness/wakefulness - serotonin:
stimulation of 5-HT2z receptor causes wakefulness → causes insomnia in excess
5HT2a antagonists cause sedation
What provides the primary diagnostic criteria for mental disorders?
diagnostic and statistical Manual of mental disorders
DSM-5-TR
For diagnosis to be made, symptoms must:
cause significant distress or impairment to
social, occupational, functional and academic functions
NOT be attributable to a substance or medical condition
Before confirming psychiatric diagnosis, must rule out:
underlying medical causes
substance abuse related issue
Lab to take before diagnosis:
thyroid
glucose
hepatic/renal function
pregnancy test
Imaging to take before diagnosis:
brain MRI
Collect information before diagnosis:
medication history
comorbidities
utilize rating scales
Common Screening Tools:
PHQ-9
GAD-7
PHQ-9 is:
a screening tool for depression based on the DSM
PHQ-2 is the prescreening for PHQ-9
GAD-7 is:
screening tool used for anxiety based on DSM-5 criteria
Diagnostic criteria for MDD:
more than or 5 of the following most days for at least 2 weeks:
depressed mood
loss of interest or pleasure
weight changes
sleep changes
psychomotor agitation or retardation
fatigue or reduction in energy
dec. concentration
suicidal ideation or attempt
Diagnostic Criteria for GAD:
excessive anxiety and worry for at least 6 months
finds it difficult to control the worry
anxiety and worry are associated with 3 of the following:
restless
fatigued
difficulty concentration
irritability
muscle tension
sleep disturbances
Diagnostic criteria for Insomnia disorder:
sleep complaint at least 3 nights/week
causes significant functional distress
occurs with lots of time for sleep
isn’t associated with sleep-wake disorder, substance abuse, or psychiatric illness
Symptoms:
hard sleep initiation
hard sleep maintenance
early morning waking with incapability to return to sleep
what is a assessment tool for insomnia?
insomnia severity index
Psychiatric disorder with sleep complaints:
GAD
MDD
PTSD
bipolar DO
schizophrenia
Suicide assessment:
avoid negative questions
promote open dialogue
988 = national suicide and crisis hotline
Columbia-Suicide Severity Rating Scale (C-SSRS) - tool for assessing risk
What are the components of the Mental Status Exam?
appearance
attitude
activity
speech
mood/affect
thought content
thought process
cognitie functions
insight/judgement
Appearance:
describe the patient
what do they look like?
anything distinguishing?
Normal for appearance:
well dressed
nourished
normal age stated
cooperative
receptive
Abnormal for appearance:
poor hygiene
dressing inappropriate
restless or slumped
other out of the ordinary
Attitude:
Mood = patient’s opinion of how they are feeling
affect = appearance of patients emotional state
Normal for attitude:
receptive
cooperative
Abnormal for attitude:
evasive
hostile
paranoid
guarded
defensive
Motor activity:
observe their physical movements
Normal for motor activity:
appropriate for the situation
body movements - voluntary, deliberate, coordinated
Abnormal for motor activity:
over activity
underactivity
rigid or odd posture
Speech:
describe their speech
Normal for speech:
normal rate
volume
rhythm
tone
Abnormal for speech:
amount - lots, or none at all
rate - fast, slow
volume - loud, quiet
-
Normal for level of consciousness:
awake, alert
appropriately responding to internal and external stimuli
Abnormal for level of consciousness:
lethargic
stuporous
comatose
Normal mood/affect:
appropriate facial expressions
Abnormal mood/affect:
labile
inappropriate for stated mood
depressed
irritable
angry
flat or mask-like
Thought process:
how would you describe the way they are thinking?
Normal thought process:
organized
logical
timely responses to questions
Abnormal thought process:
disorganized
tangential/circumstantial
flight of ideas
loose associations
word salad
perseveration (words repeating)
echolalia (echos your words)
neologisms (makes up words)
thought blocking
confabulations (making things up)
Thought content:
what are they thinking?
are there SI or HI?
voices?
Normal for thought content:
ideas/believes within context of normal
abnormal for thought content:
hallucinations
delusions
SI/HI
Phobias
obsessions
compusions
Orientation/Concentration/Attention Assessment
where are you, what time/day is it?
spell WORLD backwards
count back by 7s from 100
Abstraction:
do they see things in black and white?
Normal for abstraction:
can interpret a proverb
can state similarities/differences between 2 objects
Abnormal for abstraction:
unable to abstract
have concrete/literal interpretations
Insight and Judgement:
do they know they have a disorder?
do they take their medications as prescribed?
Normal insight and judgement:
recognize they have abnormal symptoms
acknowledge their diagnosis
take steps to improve their health
Abnormal insight and judgement:
lacks insight
may be unwilling to participate in health care
stopped medications
took too many medications
Conducting an MSE:
quiet area
patient and you should be seated
easy access to door
open-ended questions first
during MSE used close ended questions
be flexible
stay neutral
Mental health disorder impacts ______ Americans
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