Anxiety ClinMed and Pharm Flashcards

1
Q

Definition of anxiety

A

fear or apprehension out of proportion to the situation

stress is ok, but anxiety is when it is more than needed

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2
Q

The function of anxiety and arousal systems is to increase ______ to a possibly dangerous situation

A

alertness

it ups motivation to get out of the danger

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3
Q

Anxiety disorder defined by:
excessive worry about life, worry uncontrolled, restlessness, easily fatigued, difficulty concentrating, irritability, muscle tension, sleep disturbances
Causes significant impairment to functioning. not due to substance or another psych condition

A

General anxiety disorder

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4
Q

GAD has _____ rates in females and <30 years old. Onset is typically by _____

A

higher, early 20s

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5
Q

What is the pathophysiology of GAD

A

GABAergic, serotonergic, norandrenergic in frontal/limbic lobes

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6
Q

Other things on the DDx for GAD

A

substance induced, other anxiety disorders, adjustment disorder

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7
Q

Treatment of GAD gold standard is ____ and ____

A

SSRI/SNRI and CBT

CBT= antecedents, beliefs, consequences. ID the maladaptive thoughts and create healthy alternatives

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8
Q

Medication that is rapidly effective for GAD but also not recommended

A

Benzodiazepines
tolerance, dependance, relapse in SUD, falls, sedation, worsened cognition, lethal with EtOH, HARD to stop. promotes avoiding anxiety symptoms

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9
Q

For GAD: ________ are the medication used but it can takes weeks to work. ___ and ____ are two commonly started

A

Antidepressants

low dose trazodone, hydroxyzine

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10
Q

Name that anxiety disorder:
fear about social situations, social interactions, being observed, and performing in front of others. Fears rejection. Social situations are avoided.

A

Social phobia

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11
Q

Social phobia has prevalence of ___%, affecting males/females ___, ____ have another psych disorder

A

13%, equally, 50%.

increased SUD risk, familial bc dopa

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12
Q

What is the treatment for social phobia?

A

SSRI/SNRI, β blockers, psychotherapy

lack of improvement if fears not confronted

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13
Q

Are panic attacks a disorder or a symptom?

A

symptom

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14
Q

What symptoms are associated with panic attacks

A

palpitations, sweating, trembling shaking, SOB, feeling of choking, nausea, dizziness, chills, parenthesis, fear of losing control, fear of dying

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15
Q

_____ is a sudden onset 5-60 minute duration symptom that can occur in the context of any anxiety disorder or other conditions

A

Panic Attack

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16
Q

Name that anxiety disorder
recurrent unexpected panic attacks, not substance, not explained by another mental condition
1 of: persistent concern or worry about another panic attack or significant maladaptive change in behavior

A

Panic disorder

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17
Q

Panic disorder lifetime prevalence of __ in women and __ in men.
Onset is ___

A

5, 2
mid 20s.
first one usually to ED but then becomes chronic illness with symptom fluctuation.
increased risk of death from SUD or depression

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18
Q

Panic disorder comorbidities include (medical conditions)

A

IBS, HTN, mitral valve prolapse, fibromyalgia, chronic fatigue, migraine, asthma, allergic rhinitis, sinusitis

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19
Q

Panic disorder can be hereditary, first degree relative up to __%

A

20

higher concordance with twins

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20
Q

Panic disorder treatment is to combine ___ and ___. Second line is _____, ______, and ______. Avoid caffeine

A

SSRI/SNRI, psychotherapy

β blocker, MAOIs, TCAs

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21
Q

Why are benzodiazepines unnecessary for panic disorders?

A

risks and the attack usually subsides before the med becomes bioavailable

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22
Q

Name that anxiety disorder:
Fear of inability escape quickly (public, open spaces, enclosed spaces, standing in lines), fear of being trapped. Can be comorbid with panic disorder

A

Agoraphobia

sitation cause anxiety-> avoid situation ->impairment

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23
Q

_____ and ______ stressful situations reinforces the anxiety

A

avoidance and fleeing. Treatment is aimed at staying in the stressful situations

24
Q

When is an appropriate use of benzodiazepines

A

before imaging/radiation/flying, alcohol detox, anesthesia, seizures

25
Adequate treatment trial for GAD on SSRIs is _____. If response then keep for ____ If no response then _____
4-6 weeks. 1 year switch to another SSRI
26
_____ can be taken for GAD short term/as needed
Benzodiazepines. If cannot take those bc SUD, concurrent CNS depressants, then take hydroxyzine
27
Second line treatments for SUD include
benzodiazepines, buspirone, pregabalin, quetiapine. | As needed meds -> lorazepam, hydroxyzine
28
Benzodiazepines mechanism is binding ____ and _____ allosterically on post synaptic ____ -> enhances GABA CNS inhibitory
α and γ GABA-A increases frequency of CL ion channel opening modulates neuronal excitability through amygdala and cortico-striato-thalamo-cortical loop-> helps anxiety symptoms
29
GAD α 1 receptors target _____ α 2 receptors target _____
sedation | anxiolysis
30
BZ receptors are _____ so it can treat many physical symptoms such as ________
nonselective, restlessness, muscle tension, irritability, insomnia
31
Benzodiazepines anxiolytic effect can be seen within _______.
30-60 minutes
32
What are the 4 FDA approved benzodiazepines? What is the difference?
lorazepam, clonazepam, alprazolam, diazepam. | Pharmacokinetic differences.
33
Benzodiazepines are highly (lipophilic/hydrophilic)
lipophilic
34
Benzodiazepines are largely metabolized by _____
CYP450-> 3A4 and 2C19 | Caution in: old ppl, decreased liver, drug drug, active metabolites
35
_______ is a benzo that goes through glucuronidation to inactive metabolites (this makes it safer)
lorazepam
36
Benzodiazepines with rapid onset of effect risk _____, ______, unpleasant feeling of loss of control
euphoria, excitement
37
The most common adverse effects of benzodiazepines are _______, _______, psychomotor impairment, and ataxia.
drowsiness, sedation | this can stay around for a few days then tolerance
38
Do not give benzodiazepines to _______ or _______ because there is a risk of confusion, disorientation, delirium, and risk of falls
geriatric patients or pts with cognitive disorder (beer's criteria)
39
There is an increased risk of ______ with benzodiazepine use. This is dose dependent and also make sense why you would give benzos to someone right before an invasive procedure
anterograde amnesia
40
Benzodiazepines (can/cannot) be abused psychologically and physiologically
can. overuse leads to dependence and withdrawal | There is respiratory depression and should be avoided with other depressants (opioids, alc)
41
Benzodiazepines are pregnancy category __
D
42
Withdrawal from benzodiazepines is the original symptoms but worse. The thing to really watch for is ______. Onset of withdrawal depends on ______
``` seizures. half life (may need a long taper w longer bz use) ```
43
Is it likely to OD on benzodiazepine alone? why not?
no, it has a wide therapeutic index. | ODs happen when combined with other CND depressants
44
________ is a competitive benzodiazepine receptor antagonist (α and γ)-> reverse binding of BZ
Flumaznil | use cautiously because could cause seizure
45
Buspirone (Buspar) MOA: _________ at pre and post synaptic 5HT-1A receptors-> overtime this will lead to 5HT receptor _______
partial agonist | downregulation
46
Is buspirone a controlled substance? Why not?
not a controlled substance. There is no abuse or dependence, hypnotic, euphoric effect, or withdrawal.
47
Who would buspirone be indicated for in GAD?
Patients with SUD, older, failed other treatments, pregnancy category B
48
Why wouldn't you use buspirone on everyone for GAD?
inconsistent efficiency. It is less effective than BZ. slow onset (4-6 weeks) and short half life (3x daily)
49
The main medications used for Panic Disorder are ____. ______ can be used for breakthrough panic attacks
SSRIs (fluoxetine, paroxetine, sertraline) or SNRI (venlafaxine) Benzodiazepines (might not work bc not bioavailable yet)
50
Acute treatment phase for panic disorder is ______. Duration of treatment is recommended _______
1-3 months | 12-24 months
51
The main medications used for social anxiety disorder are______. Maintain appropriate treatment for ______
SSRIs (paroxetine, sertraline) and venlafaxine. Benzos used as needed 6-12 months if not enough response, can add buspirone or clonazepam
52
Full remission for OCD is ____ with medication.
rare | Partial remission is best bet
53
The first and second line treatments for OCD is ________. The third line treatment is _______ because of greater anticholinergic adverse effects
SSRIs!! Clomipramine, a tricyclic antidepressant DO NOT USE BENZOS
54
For OCD, _______ is combined with SSRIs in patients with tic disorder
atypical antipsychotics
55
Mediation trial for OCD is _______. Prescribed max dose for _____. Treat for ______ years
8-12 weeks, 4-6 weeks. OCD responds well to high doses of SSRI 1-2 years
56
Firstline for PTSD treatment is ______, start 3-4 weeks after trauma in combination with ______.
Antidepressants, psychotherapy | trial 8-12 weeks, max dose 4-6 weeks. NO BENZOS
57
Additional medication for residual symptoms in PTSD can be used. For sleep difficulties use _____. For anger, intrusive thoughts, and hypervigilance use _______.
``` Prazosin (HTN drug) Atypical antipsychotics (lamotrigine, risperidone, quetiapine) ```