Shock States Flashcards

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1
Q

Shock States

A

Shock is a clinical syndrome of systemic hypertension, acidemia, and impairment of vital organ function resulting from tissue hypo perfusion

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2
Q

Hypovolemic Lab/Diagnostics

A
CO/CI: low
CVP: low
PCWP: low 
**SVR: high
SV 02: low
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3
Q

Cardiogenic Lab/Diagnostics

A
CO/CI: low
**CVP: High
**PCWP: high
SVR: high
SV 02: low
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4
Q

Distributive shock

A

Three forms of shot characterized by vasodilation, decrease intravascular volume, reduced peripheral vascular resistance, and loss of capillary integrity. Distributive shock maybe
Septic
Anaphylactic
Neurogenic

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5
Q

Septic Lab/Diagnostics

A
CO/CI: high than low
CVP: low than high
PCWP: low than high
SPR: low
SP 02: low than high
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6
Q

Anaphylactic Lab/Diagnostics

A
CO/CI: low
CVP: low
PCWP: low
SVR: low
SVO2: low
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7
Q

Neurogenic Lab/Diagnostic

A
CO/CI: low
CVP: low
PCWP: low
SVR: low
SVO2: low
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8
Q

Obstructive Lab/Diagnostics

A
CO/CI: low
CVP: high
PCWP: normal/low
SVR: high
SVO2: high
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9
Q

Hypovolemic Shock

A

Results from a loss of greater than 20% of circulating blood volume

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10
Q

Hypovolemic shock causes

A

Internal/external bleeding
Burns
DKA
Severe dehydration

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11
Q

Hypovolemic shock management

A

Fluid resuscitation is the mainstay of treatment
Vasopressor supports
Packed red blood cells when indicated by hemoglobin/hematocrit

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12
Q

Cardiogenic Shock

A

A loss of effective contract tile function results in impaired cardiac output, impaired oxygen delivery, and reduced tissue perfusion

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13
Q

Cardiogenic shock causes

A
Acute am I: most common causes
Ventricular aneurysm
Dysrhythmia
Pericardial tamponade
Hypoxemia
Pulmonary edema
Acute valvular regurgitation
Acute ventricular septal defect
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14
Q

Cardiogenic Shock Management

A

Initial, careful administration of IV fluids

Vasopressor support

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15
Q

Septic Shock

A

Caused by infective organisms which invade the bloodstream and alter vascular tone; hypovolemia develops as a result of blood pooling in the micro circulation

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16
Q

QSOFA

A

Used to identify patients with suspected infection who are at greater risk for a poor outcome
Assign one point for each criterion met; the presence of two or more points near the onset of infection is associated with a greater risk of death or prolonged intensive care stay
Low blood pressure less than or equal to 100
High respiratory rate greater than or equal to 22
Altered mentation Glasgow coma scale less than 15

17
Q

Septic shock Management

A

Fluid resuscitation is main state of treatment (Crystal Lloyd)
Upon diagnosis of sepsis, initiate antibiotics within one hour
Vasopressor agents

18
Q

Anaphylactic Shock

A

IGE mediated reactions that occur shortly after exposure to Allergan

19
Q

Anaphylactic Management

A
Maintain airway
Crystalloids for volume expansion
Diphenhydramine 25–75 mg IV or I am
Eppinette friend 0.3–0.5 mg sub Q or I am for respiratory distress, strider, wheezing
IV glucocorticoids as needed
Consider H2 antagonist
Inhaled beta agonist for bronco spasm
20
Q

Neurogenic Shock

A

Loss of peripheral vasomotor tone as a result of spinal cord injury, regional anesthesia

21
Q

Neurogenic shock Management

A

Maintain airway
Crystalloids for volume expansion
Vasopressor agents

22
Q

Obstructive shock

A

In adequate cardiac output as a result of impaired ventricular filling

23
Q

Obstructive shock causes

A
**Massive pulmonary embolus, most common causes
Tension pneumothorax
Acute cardiac Tampa nod
Obstructive valvular disease
Disease of pulmonary vasculature
24
Q

Obstructive shock management

A
Maintain blood pressure while initiating treatment of underlying causes
Fluid administration
Vasopressors
Mechanical ventilation as indicated
Anticoagulation as indicated