8. ACLS Scenarios Flashcards
PEA
no pulse
ECG shows organized rhythm
ACS
pt exhibiting symptoms of MI due to partial or complete block of coronary artery
ACS symptoms
chest pain
pressure
drugs for respiratory arrest
narcan
- nasal: 2-4 mg
- IM: 0.4mg
narcan can be repeated after
4 mins
drugs for bradycardia
atropine: 1mg
epi: 2-10 mcg/min
dopmine: 5-20 mcg/kg/min
atropine can be repeated
every 3-5 mins
max dose of atropine
3mg
drugs for SVT
adenosine: 6mg/12mg
sotalol: 100mg or 1.5mg/kg
how many doses of adenosine can be given
1st: 6mg
2nd: 12mg
3rd: 12 mg
adenosine mechanism
slows conduction through AV node by stopping heart for a few seconds
sotalol mechanism
beta blocker
antiarrythmic
sotalol CI
prolonged QT syndrome
(torsades)
drugs for monomorphic VTACH with pulse
amiodarone: 150 mg over 10 min
lidocaine: 1-1.5 mg/kg
sotalol: 100 mg or 1.5mg/kg
procainamide: 20-50mg/min
procainamide mx infusion
1-4 mg/min
drugs for Vfib/pulseless VTACH
epi: 1 mg
lidocaine: 1-1.5 mg/kg
amiodarone: 300mg bolus
lidocaine Vfib/pulseless VTACH first/second doses
1st: 1-1.5mg/kg
2nd: 0.5-0.75 mg/kg
how often can lidocaine be redosed
5-10 mins
amiodarone vfib/pulseless vtach 1st/2nd doses
1st: 300 mg
2nd: 150 mg
amiodarone post-ROSC doses
1st 6 hrs: 1mg/min
next 18 hrs: 0.5 mg/min
amiodarone CI
sinus node dysfunction
2nd degree heart block
3rd degree heart block
torsades
when are amiodarone and lidocaine recommended to be given for vfib/pulseless VTACH
after 3rd shock
drugs for torsades
epi: 1mg
magnesium: 1-2 g over 10-20 mins
lidocaine: 1-1.5 mg/kg
drugs for Asystole/PEA
epi; 1 mg
drugs for ACS
NTG: 3 tablets
aspirin: 160-325 mg PO
NTG can be repeated
3-5 mins up to 3 total doses
drugs for post-ROSC hypotension
NE: 0.1-0.5 mcg/kg/min
Epi: 2-10 mcg/kg/min
Dopa: 5-20 mcg/kg/min
Respiratory Arrest protocol
bradycardia protocol
SVT protocol
Afib/Aflutter protocol
monomorphic VTACH w/Pulse protocol
monomorphic VTACH: pulseless
CPR
defibrillation
Epi
Amiodarone (300mg)
Monomorphic VTACH: Pulse and Stable
antiarrythmics
- amiodarone (150mg)
- lidocaine (1.5mg/kg)
monomorphic VTACH: pulse and unstable
synchronized cardioversion
Vfib/Pulseless VTACH protocol
Asystole/PEA protocol
polymorphic VTACH (torsades) protocol
ROSC protocol
ACS etiology
plaque in CA
plaque becomes unstable
plaque ruptures
PLTs cover ruptured plaque
PLT-rich thrombus
hos is coronary ischemia diagnosed
12 lead ECG
ACS ECG types
normal
STEMI
NSTE w/T wave inversion
NSTE w/ST depression
STEMI diagnosis
ST elevation on ECG
STEMI
completely blocke CA that leads to heart attack
highest risk ECG
STEMI
NSTEMI diagnosis
ST depression
or
T wave inversion
NSTEMI
partially blocked CA
unstable angina
normal ECG
what should adults do if they have chest pain
chew aspirin
most important step for pt with chest pain
12 lead ECG
only way to ID STEMI
12 lead ECG
ACS treatment
O2
Aspirin
NTG
Morphine
heparin/plavix
reperfusion therapy
what pts should not receive morphine
NSTEMI does not get morphine
what pts should not receive fibrinolytics
NSTEMI does not get fibrinolytics
reperfusion therapy includes
PCI
fibrinolytics
when do ACS pts need O2
SpO2 < 90%
when should NTG be avoided
SBP < 90 mmHg or 30mmhg less than baseline
PDE inhibitors
milrinone
viagra
if pt becomes hypotensive after NTG, what action should be taken?
administer fluid bolus
aspirin mechanism
plt inhibitor
decr coronary reocclusion after fibrinolytics
when should you consider rectal aspirin
N/V
PUD
upper GI disorders
rectal aspirin dosing
300mg
do you give aspirin to pts with ASA/NSAID allergy
no
heparin
given early to STEMI pts
adjunct to PCI/fibrinolytics
P2Y12 inhibitor mechanism
antiplatelet
most common P2Y12
plavix
PCI
balloon angioplasty and stenting of coronary artery
best treatment for ACS
PCI
when does PCI need to be accomplished?
within 90 mins of first medical contact
(120 mins if transfer required)
when are fibrinolytics considered for PCI
if PCI will not be able to be initiated within 90-120 mins
fibrinolytics are considered for what pts
STEMI only
timeline for fibrinolytics for STEMI
30 mins of arrival
fibrinolytics are not given if ACS symptoms have been present for _____ hrs
12 hrs
fibrinolytic CI
NSTEMI
HTN (>180/100 mmHg)
recent head trauma (3 months)
GI bleed
blood thinners
stroke symptoms > 3 hrs
ACS symptoms > 12 hrs
STEMI/NSTEMI protocol
ACS protocol
ischemic stroke
blood clot blocks blood flow to brain
hemorrhagic stroke
weakened vessel ruptures and bleeds into brain
subarachnoid stroke
blood vessel outside brain ruptures
time zero
last time patient was “normal”
ischemic stroke is ____% of strokes
87%
hemorrhagic stroke is ___% of strokes
10%
subarachnoid stroke is ___%
3%
ischemic stroke treatments
IV fibrinolytics
aspirin
surgical endovascular
intra arterial fibrinolytics
insulin
preferred treatment for ischemic stroke
fibrinolytics
- rtPA (alteplase)
timeline for ischemic stroke fibrinolytics
1 hr of arrival
3 hr of symptoms
when is apirin given for ischemic stroke
if fibrinolytics are CI
timeline for surgical endovascular therapy
90 mins after arrival
(up to 6 hrs)
(up to 24 hrs if penumbral imaging is required)
when is penumbral imaging required
symptoms > 6 hrs
when are intra arterial fibrinolytics administerd for ischemic stroke
if IV fibrinolytics are CI
timeline for intra arterial fibrinolytics
within 24 hrs of symtoms
can you take aspirin and fibrinolytics
no - delay aspiring for 24 hrs post fibrinolytics
treatment for hemorrhagic/subarachnoid stroke
STAT neurology consult
avoid fibrinolytics
stroke recognition
Facial drooping
Arm weakness
Speech difficulty
Time to call 9-1-1
cincinatti prehospital stroke schedule
determines if stroke is occuring
NIHSS
quantifies severity of stroke
one abnormal finding
72% of stroke
3 abnormal findings
85% of stroke
NIHSS higher score
bad
NIHSS timeline
within 10 mins of ED arrivalk
how are stroke diagnosed
CT scan
CT scan timeline
within 20 mins of arrival
acute stroke protocol EMS
acute stroke protocol ED
stroke managment in ICU
treat blood glu > 185
prevent HTN
urgent CT if neuro deteriorates
protocol for cardiac arrest in pregnancy
LVADs
chest compression if MAP <50 mmHg or EtCO2 < 2o mmHg