shock Flashcards

1
Q

what does cardiogenic shock result from?

A

decreased myocardial contractility

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2
Q

symptoms of cardiogenic shock?

A

cool/pale skin
altered mental status
thready pulse
crackles/dyspnea
dec. output!

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3
Q

heart rate in cardiogenic shock

A

high

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4
Q

BP/MAP in cardiogenic shock

A

low

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5
Q

CVP in in cardiogenic shock

A

high

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6
Q

wedge in cardiogenic shock

A

high

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7
Q

SVR in cardiogenic shock

A

high

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8
Q

CO in cardiogenic shock

A

low

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9
Q

reason for hemodynamic change in cardiogenic shock

A

sympathetic/RAAS response

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10
Q

medical management in cardiogenic shock

A

+ inotropes (dobutamine, dopamine, digoxin, milrinone)
diuretics
nitrates
opioids
vasopressors

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11
Q

nursing interventions in cardiogenic shock

A

afterload reducer
preload reducer
HOB elevated
intraaortic balloon pump

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12
Q

surgical intervention for cardiogenic shock

A

intraaortic balloon pump

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13
Q

complications in cardiogenic shock

A

dysrhythmias
med dependence (dobutamine)
acute tubular necrosis (kidney failure)

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14
Q

what is important to remmebr about intraaortic balloon pump for cardiogenic shock

A

goes through fem
bleeding/pulse concern
increases O2 supply and decreases demand

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15
Q

in terms of shock, which kinds of shock are “pool” “pump” and “pipe” problems

A

cardiogenic = pump problem
hypovolemic = pool
early septic = pipe

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16
Q

what does hypovolemic shock result from?

A

-dec. blood/intravascular volume
-internal & external fluid shifts

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17
Q

symptoms in hypovolemic shock

A

cool/pale! & diaphoretic!
dec. LOC!
tachycardia
hypoTN
postural vs
tachypnea
oliguria

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18
Q

heart rate in hypovolemic shock

A

high

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19
Q

BP/MAP in hypovolemic shock

A

low (no volume to pump)

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20
Q

CVP in hypovolemic shock

A

low

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21
Q

wedge in hypovolemic shock

A

low

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22
Q

SVR in hypovolemic shock

A

high (compensation)

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23
Q

CO in hypovolemic shock

A

low (no volume)

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24
Q

why are there hempdynamic changes in hypovolemic shock

A

vasoconstriction and compensation from sympathetic/RAAS

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25
med treatment in hypovolemic shock
IV FLUID OR BLOOD TO REPLACE VOLUME vasopressors??
26
nursing interventions in hypovolemic shock
modified trendelenburg
27
complications in hypovolemic shock
tubular necrosis shock liver from dec. perfusion
28
what is early septic shock from?
release of toxins from bacteria -> damage to vascular endothelium -> water leak -altered vascular permeability
29
s/sx of early septic shock
warm/dry/flushed skin! fever increased WBCs
30
HR in early septic shock
high
31
BP/MAP in early septic shock
slightly low
32
CVP in early septic shock
low
33
wedge in early septic shock
low
34
SVR in early septic shock
low (bacteria causes vasodilation)
35
CO in early septic shock
normal (or high)
36
reasons for hemodynamic changes in early septic shock
altered vascular permeability, bacteria causes vasodilation (protein leakage -> fluid follows)
37
medical management of early septic shock
**fluids/antimicrobials **vasopressors and low dose steroids after fluids
38
nursing interventions for early septic shock
**cooling blanket/antipyretic ventilation
39
which forms of shock look similar symptomatically?
cardiogenic and late septic
40
what does late septic shock come from?
progression of early shock, irreversible vascular issues **contractility worsens
41
s/sx of late spetic shock
**cold/clamy diaphoretic dec. LOC dec. urine signs of increased preload
42
HR in late spetic shock
high
43
BP/MAP in late spetic shock
severely low
44
CVP in late spetic shock
high
45
wedge in late spetic shock
high
46
SVR in late spetic shock
high (from vasopressors and compensation)
47
CO in late spetic shock
very low
48
med management of late spetic shock
+ inotropes (dobutamine dopamine) vasopressors corticosteroids antibiotics
49
nursing interventions for late spetic shock
supportive care like DNR/CC
50
complications of late septic shock
MODS death
51
which lab value is high in sepsis
lactate
52
what are the 3 kinds of distributive shock?
septic, anaphylactic, neurogenic
53
indicatord of shock
MAP < 60 high lactate high bicarb (ABGs)
54
what are the 3 stages of shock? (progression order)
compensatory, progressive, refractory
55
what is a rare form of shock from massive dilation of blood vessels as a result of loss of sympathetic tone
neurogenic shock
56
which form of shock has signs of hypotension, bradycardia, and hypothermia?
neurogenic
57
treatment of neurogenic shock
treat cause volume replacement vasopressors
58
pathways used to recognize sepsis
SIRS and qSOFA
59
what are the 3 aspects of qSOFA
low bp altered mentation high resp rate
60
what 4 aspects make up the SIRS criteria
temp >38 HR >90 RR >20 OR PaCO2 <32 WBC >12000
61
when are blood products administered?
when hgb is 7.0-9.0 or lower