ALOC & Psych Flashcards

(62 cards)

1
Q

What is ALOC?

A

ACUTE change in behavior, mentation, communication, &/or level of consciousness

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2
Q

What is AMS?

A

altered mental status

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3
Q

What are the possible causes of ALOC/AMS

A
infxn
intoxication
confused
agitated, violent
neurologic
traumatic
psychiatric
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4
Q

Why are altered pts brought to the ED?

A
Dx
Protection
Stabilization
Intervention
Disposition
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5
Q

When a person is altered, we want to ask ourselves what?

A

Is it a new, acute process?
Acute on chronic?
Chronic process- is pt at baseline?

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6
Q

Medical vs. Psychiatric in ALOC/AMS

A

organic= medical issue
delirium vs. dementia
functional= psychiatric issue

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7
Q

Characteristics of delirium

A
disturbed level AND content of consciousness
easily distracted, poor attention span
disorganized thinking
RAPID onset, fluctuates thru day
"islands of lucidity"
psychomotor changes, hallucinations
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8
Q

Characteristics of dementia

A
normal level but altered content of consciousness
gradual onset
multiple cognitive defects:
   memory
   language
   attention
   orientation
   visual-spatial
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9
Q

Characteristics of psychiatric issues

A

slower onset, acute changes,exacerbations
normal PE, neuro exam
altered content, NOT level, of consciousness; fantasy vs reality
from agitated to catatonic
delusions: complex, paranoid, religious
disorganized, misplaced priorities, judgement
auditory hallucinations

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10
Q

Mixed d/o’s

A

extremely common

psych plus drug abuse

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11
Q

ALOC DDx: AEIOU TIPS

A
Alcohol, withdrawl
Epileptic seizure
   post-ictal state
Insulin (glucose)
Opiates, other drugs
Uremia, liver failure
Trauma
Infxn
   esp. in elderly
Psychiatric
Shock
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12
Q

Red flags in ALOC

A
abnormal VS
old/young/immunocompromised
PE findings: fall, trauma, rash, stiff neck, focal neuro findings
evidence/hx of seizure
toxidrome
PMH
meds: old, new, OTC, CAM
EtOH w/d
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13
Q

Red flags in ALOC- Delirium characteristics

A
rapid onset
disorientation/ short term memory loss
fluctuating ALOC
social immodesty
sx's increase at night
visual hallucinations
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14
Q

Approach to pt

A

ABCDE’s first!

ALOC protocol on everyone

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15
Q

ALOC Protocol

A
Pulse ox, VS
D-stick (blood glucose)
check pupils, skin
breathilizer (EtOH)
temperature
EKG if tachy or brady
UPT
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16
Q

Coma Cocktail

A

Dextrose- reverse hypoglycemia
get rapid blood glucose on all ALOC pt’s
50mg of 50% dextrose (1 amp D50) IV
O2
Narcan- opiate antagonist
check pupils, consider effects, restraints
0.2-4 mg IM/IV/SL/ET (1-2mg good start)
Thiamine- give if EtOH/ unknown ALOC
Think: DON’T

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17
Q

Hx- simple, focused

A
What happened today?
Do you have pain anywhere?
Been sick lately?
Any medical problems?
Any injuries- fall, trauma?
Take meds? Taking now?
Used drugs/ EtOH today?
Are you hearing voices? What are they saying?
Seeing anything unusual?
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18
Q

Orientation questions

A

Know where you are?
How did you get here?
Do you know the date? Month? Year?
Who’s the president?

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19
Q

Traumatic ALOC

A
mechanism
when? once or more?
lose consciousness?
   before or after injury?
what did you do after it happened?
how do you feel now? what hurts?
H/A? vomiting?
can you walk?
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20
Q

PE for ALOC

A

VS: EMS, triage, repeat
Appearance, undress
Head to toe exam: get permission, explain, go slow, look for toxidrome
Mini-mental status: if pt can cooperate, orientation, registration, naming, reading
document if pt is unable/unwilling to cooperate w/ exam

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21
Q

Two scales that can be used in examining ALOC pt

A

Glascow Coma Scale

APVU scale

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22
Q

Glasgow Coma Scale (3-15) best in trauma

dead people score 3; 7-9 significant

A
Eye opening (4 pts)
  Spontaneous, voice, pain, none (4-1)
Verbal (5 pts)
   oriented, confused, inappropriate, incomprehensible, 
   none (5-1)
Motor (6 pts)
   obeys commands, localizes, withdraws, flexes, extends 
   to pain, none (6-1)
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23
Q

Glasgow Coma Scale eye opening- 4 pts

A

spontaneous 4
voice 3
pain 2
none 1

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24
Q

Glasgow coma scale verbal- 5 pts

A
oriented   5
confused   4
inappropriate   3
incomprehensible   2
none   1
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25
Glasgow coma scale motor- 6 pts
``` obeys commands 6 localizes 5 withdraws 4 flexes 3 extends to pain 2 none 1 ```
26
AVPU Scale
awakes verbal pain unresponsive
27
Labs to order in ALOC
``` ALOC protocol urine: blood, infxn, ketones CBC wi/ diff, chem pnl total CK- rabdo Mg2+ Tylenol, ASA level (OD's) Rx med levels (esp Sz meds, digoxin) TSH, RPR in new psychosis consider lactic acid if fever, HoTN EKG ```
28
Head CT in ALOC pt
trauma new delirium w/o cause or any new psychosis HIV, CA + ALOC
29
Lumbar puncture in ALOC pt
fever & ALOC HIV & ALOC consider in new delirium/ psychosis
30
IV hydration in ALOC pt
``` Good to do! agitated pt's delirium alcohol tox ```
31
Serial Exams in ALOC pt
monitor VS & mental status changes visit sedated pts often! document course recognize if getting worse/ better
32
Points to remember w/ ALOC
can this be reversed? now? protect the pt, staff. get ctrl assume ALOC is medical until proven otherwise serial VS & exams are KEY prove to yourself the "drunk" is just drunk- beware the "frequent flyer"
33
What is a 5150
suicidal homicidal gravely disabled- cannot care for self
34
ED medically clears pt's on_____________and can also place pt's on if necessary
5150
35
Role of ED in 5150's
must r/o any medical/organic cause psych facility is NOT an acute medical facility- we must do the medical work purely psychiatric cause of ALOC is a dx of exclusion
36
What is medical clearance?
``` Dx established stable, no medical issues at transfer pt is able to talk to psychiatrist practitioner to practitioner transfer arrange transportation (BLS) inform pt & family ```
37
Approach to the psych emergency pt
``` ABCDE's, VS, sick vs. not sick protect pt, staff Hx- detective work Mental status exam/ orientation PE lab, diagnostics Dx disposition ```
38
Hx in emergency psych pt
``` past med hx- prior psych hx? med problems? meds- big clue- are you taking them? OTC, CAM Habits- anything today? ROS- focus on the biggies Social Hx: life stressors, events, living situation has anyone hurt you lately? is there anyone i should call? ```
39
Psych specific hx
Do you want to hurt yourself or anyone else? Are you feeling suicidal now? Have you thought about how you would do it? Do you have: gun, access to pills, etc...? Have you ever tried to hurt yourself before? Are you hearing voices? What are they saying? Are you seeing anything unusual?
40
PE in psych ED pt's
``` VS general appearance head to toe exam- get permission mini-mental status/ orientation doc. if pt unable/unwilling to cooperate may need to examine after sedation serial exams ```
41
Who gets a medical workup for psych issues?
``` no previous psych hx age>40- 1st psych issue abnormal VS recent memory loss, trauma impaired consciousness -u suspect an organic, not functional etiology of this behavior change ```
42
Medical workup for psych problems
``` ALL- D-stick, breathalyzer, UPT, Utox Specific: CBC, Chem pnl, UA Rx drug levels, Tylenol, ASA TSH, RPR, B12 EKG, CXR consider CK-esp. w/ stimulants consider lactate- fever, infxn consider head CT, lumbar puncture ```
43
Mechanical restraints
soft restraints leathers belts mask
44
Chemical restraints
``` Benzos Midazolam (Versed) 2-5 mg IM/IV Lorazepam (Ativan) 1-2 mg IM/IV Antipsychotics Ziprasidone (Geodon) 10-20 mg IM, 20 mg PO Haloperidol (Haldol) 2-5 mg IM/IV add Cogentin 1-2 mg IM/IV, EPS ```
45
Restraint rules
``` restrain pt w/ other staff remove restraints w/ other staff present Never remove restraints from any pt you do not know restrained pt's must be supervised contract with pts- beware ```
46
Suicide Risk Factors
``` male, white, unemployed, single adolescents drug &/or alcohol abuse recent life stressor physical/chronic illness hx of domestic violence, sexual assault/abuse major mood d/o's, 10% schizophrenic pts lethality/ rescue ratio of plan past attempt, family hx of suicide ```
47
Tx of suicidal pts
``` recognition, assess risk, 5150? suicide precautions in ED restraints, high visibility area, "clean" area medically clear monitor, tx, consider OD repair lacerations, etc psych consult admit/transfer to psych facility transfers must be stable ```
48
Discharging suicidal pts
``` psychiatric consultation obtained not suicidal now risk profile low intent, gesture for secondary gain pt has family, friends here, now pt has stable home environment can f/u w/ psychiatrist reliably means of lethality eliminated/ regulated ```
49
Epidemiology of depression
``` MC human psychiatric disturbance- situation, illness, meds, drugs MC underlying cause of suicide most costly to society genetic disposition modern complications media, world events immigrant displacement ```
50
Depression mnemonic | SIG-ME-CAPS
``` Sadness Insomnia/Hypersomnia Guilt Mood Energy Concentration Appetite, activity Pleasure (anhedonia) Suicide ```
51
ED eval of depression
pt a danger to self? others? need a 5150? organic vs. functional vs situational? diagnostics ALOC protocol, add TSH disposition based on severity suicide risk, ability to care for self, support ED rarely initiates medical therapy (2 wk rule) Discuss therapies- drugs help, medical model
52
DSM definition of mania
distinct period of abnormality, persistently elevated, expansive or irritable mood, lasting at least a week psychiatric, medical, meds, drugs
53
Evaluating & treating mania
``` pt a danger to self? others? protect pt, protect staff chemical restraint often needed-Benzo's good hx/ PE- get info medical workup if new, unstable ALOC protocol, add EKG, TSH, CK psychiatric consult, 5150? ```
54
Anxiety DDx
really common; fear of illness cardiac- MI, CHF, dysrhythmias endocrine- thyroid respiratory- PE, asthma, COPD
55
Drugs that may cause anxiety
``` sympathomimetics caffeine herbals cannabis LSD ecstasy benzo's ```
56
Some psychiatric causes of anxiety
mania depression schizophrenia
57
Anxiety eval & tx
``` pt a danger to self? others? evaluate in quiet area, reassure, listen good hx, good PE ALOC protocol EKG if tachy, CP; TSH Tx: Benzo's IV/IM/PO Psych consult, primary care referral Home, family, friends Benzo Rx only for 3-5 days max if d/c ```
58
Schizophrenia general
s, substance abuse recent stressors poor social support/situation no regular psych tx
59
Evaluation of schizophrenia
``` danger to self? others? 5150? protect the pt, staff may need chemical restraint, tx benzo's geodon, haldol to tx sx's- voices, agitation good hx/ PE- get info new= medical work-up not new? what caused this change? psych consult, follow-up ```
60
Side Effects of typical antipsychotics
``` Dystonic rxn Buccolingual, oculogyric, neck Benadryl- acute IV, outpt PO Tardive Diskinesia involuntary: lips, face, extemities Orthostatic HoTN Neuroleptic Malignant Syndrome Serotonin syndrome ```
61
Neuroleptic Malignant Syndrome
``` ALOC fever "lead pipe" rigidity autonomic instability rare-sick-admit ```
62
Serotonin Syndrome
``` ALOC fever tremor/shakes rigid LE's hyperreflexia ```