Sandbox sepsis rsg: Difference between revisions

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<BIG><B>Suspected sepsis</B></BIG>
<BIG>'''Suspected sepsis'''</BIG> [[Sepsis resident survival guide#Diagnostic Criteria|(details)]]
----
----
<ul class="mw-collapsible" data-expandtext="Signs and Symptoms" data-collapsetext="Signs and Symptoms">
'''Signs and Symptoms'''
<li> Fever (&gt;38.3°C)</li>
* Fever (&gt;38.3°C)
<li> Hypothermia (core temperature &lt;36°C)</li>
* Hypothermia (core temperature &lt;36°C)
<li> Heart rate &gt;90/min–1 or more than two SD above the normal value for age</li>
* Heart rate &gt;90/min–1 or more than two SD above the normal value for age
<li> Tachypnea</li>
* Tachypnea
<li> Altered mental status</li>
* Altered mental status
<li> Significant edema or positive fluid balance (&gt;20 mL/kg over 24 hr)</li>
* Significant edema or positive fluid balance (&gt;20 mL/kg over 24 hr)
<li> Hypotension (SBP &lt;90 mm Hg, MAP &lt;70 mm Hg, or an SBP decrease &gt;40 mm Hg)</li>
* Hypotension (SBP &lt;90 mm Hg, MAP &lt;70 mm Hg, or an SBP decrease &gt;40 mm Hg)
<li> Hypoxemia (Pao2/Fio2 &lt;300)</li>
* Hypoxemia (PaO2/FiO2 &lt;300)
<li> Acute oliguria (urine output &lt;0.5 mL/kg/hr for at least 2 hrs despite adequate fluid resuscitation)</li>
* Acute oliguria (urine output &lt;0.5 mL/kg/hr for at least 2 hrs despite adequate fluid resuscitation)
<li> Ileus (absent bowel sounds)</li>
* Ileus (absent bowel sounds)
<li> Diminished capillary refill or mottling</li>
* Diminished capillary refill or mottling
</ul>
'''Laboratory Findings'''
<ul class="mw-collapsible" data-expandtext="Laboratory Findings" data-collapsetext="Laboratory Findings">
* Hyperglycemia (plasma glucose &gt;140mg/dL or 7.7 mmol/L) in the absence of diabetes
<li> Hyperglycemia (plasma glucose &gt;140mg/dL or 7.7 mmol/L) in the absence of diabetes</li>
* Leukocytosis (WBC count &gt;12,000 μL–1)
<li> Leukocytosis (WBC count &gt;12,000 μL–1)</li>
* Leukopenia (WBC count &lt;4000 μL–1)
<li> Leukopenia (WBC count &lt;4000 μL–1)</li>
* Bandemia &gt;10% immature forms
<li> Bandemia &gt;10% immature forms</li>
* C-reactive protein more than two SD above the normal value
<li> C-reactive protein more than two SD above the normal value</li>
* Procalcitonin greater than two SD above the normal value
<li> Procalcitonin greater than two SD above the normal value</li>
* Creatinine increase &gt;0.5mg/dL or 44.2 μmol/L
<li> Creatinine increase &gt;0.5mg/dL or 44.2 μmol/L</li>
* Coagulation abnormalities (INR &gt;1.5 or aPTT &gt;60 s)
<li> Coagulation abnormalities (INR &gt;1.5 or aPTT &gt;60 s)</li>
* Thrombocytopenia (platelet count &lt;100,000 μL–1)
<li> Thrombocytopenia (platelet count &lt;100,000 μL–1)</li>
* Hyperbilirubinemia (plasma total bilirubin &gt;4 mg/dL or 70 μmol/L)
<li> Hyperbilirubinemia (plasma total bilirubin &gt;4mg/dL or 70 μmol/L)</li>
* Hyperlactatemia (&gt;1 mmol/L)
<li> Hyperlactatemia (&gt;1 mmol/L)</li>
</ul>
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<BIG>'''Early Goal-Directed Therapy'''</BIG>
<BIG>'''Early Goal-Directed Therapy'''</BIG>
----
----
* Supplemental oxygen ± intubation / ventilatory support ± sedation
* Supplemental oxygen ± intubation / ventilatory support ± sedation to maintain SaO2 ≥93%
* Arterial and central venous line placement
* Arterial and central venous line placement
<BIG>'''Preload Optimization'''</BIG> (Goal: CVP 8–12 mm Hg or PCWP 15–18 mm Hg)
<BIG>'''Rivers Protocol'''</BIG>
----
----
* Fluid challenge protocol [[Sepsis resident survival guide#Preload Optimization|(details)]]
* Infuse a 500 ml bolus of crystalloid q 30 minutes to maintain CVP at 8–12 mm Hg.
* ± Correct pulmonary congestion
* If MAP &lt;65 mm Hg, administer vasopressors to maintain MAP at ≥65 mm Hg.
:* [[Furosemide]]
* If MAP &gt;90 mm Hg, administer vasodilators until MAP ≤90 mm Hg.
::* Usual dose: 40 mg slow IV injection
* If ScvO2 <70%, transfuse RBC to maintain Hct at ≥30%.
::* May titrate to 80 mg after 1 hour as needed
* Once CVP/MAP/Hct are optimized, if ScvO2 is still <70%, load dobutamine 2.5 μg/kg/min.
:* [[Morphine]]
* Titrate dobutamine by 2.5 μg/kg/min q 30 minutes until 20 μg/kg/min or ScvO2 ≥70%.
::* Usual dose: 2–4 mg slow IV injection
* Taper or discontinue dobutamine if MAP &lt;65 mm Hg or HR &gt;120 bpm.
::* May repeat dose every 5–30 minutes as needed
<BIG>'''Afterload Optimization'''</BIG> (Goal: MAP 65–90 mm Hg, SVR 800–1200 dyn·s·cm<sup>−5</sup>)
----
* '''If ↑ MAP & ↑ SVR:'''
:* Taper [[vasopressor|vasopressor]]
:* ± [[Vasodilator|Vasodilator]]
::* [[Nitroglycerin|Nitroglycerin]]
:::* Initial dose: 5.0 μg/min
:::* Titrate by 10–20 μg/min q 3–5 min
::* [[Nitroprusside|Nitroprusside]]
:::* Initial dose: 0.3 μg/kg/min
:::* Usual dose: 3.0–5.0 μg/kg/min
:::* Maximum dose: 10 μg/kg/min
* '''If MAP & ↓ SVR:'''
:* [[vasopressor|Vasopressor]]
::* [[Norepinephrine|Norepinephrine]]
:::* Initial dose: 0.5–1.0 μg/min
:::* Maximum dose: 30–40 μg/min
:::* Titrate to SBP &gt;90 mm Hg
::* [[Dopamine|Dopamine]]
:::* Cardiac dose: 5.0–10 μg/kg/min
:::* Pressor dose: 10–20 μg/kg/min
:::* Maximum dose: 20–50 μg/kg/min
::* [[Phenylephrine|Phenylephrine]]
:::* Initial dose: 100–180 μg/min
:::* Maintenance dose: 40–60 μg/min
::* ± [[vasopressin|Vasopressin]]
:::* Adjunctive therapy to norepinephrine or dopamine
:::* Usual dose: 0.01–0.03 U/min
:::* Maximum dose: 0.04 U/min
* '''If ↓ MAP & ↑ SVR:'''
:* Continue [[vasopressor|vasopressor]]
:* Optimize cardiac output with [[inotrope|inotropic agent]]
<BIG>'''ScvO2 Optimization'''</BIG> (Goal: ScvO2 ≥70%)
----
* Transfuse until Hct ≥30%
* Administer inotropic agents if ScvO2 <70%
<BIG>'''Surviving Sepsis Campaign Care Bundles'''</BIG>
<BIG>'''Surviving Sepsis Campaign Care Bundles'''</BIG>
----
----
<li>'''TO BE COMPLETED WITHIN 3 HOURS:'''
'''To Be Completed Within 3 Hours:'''
* Measure lactate level
* Measure lactate level
* Obtain ≥2 sets of blood cultures prior to administration of antibiotics
* Obtain ≥2 sets of blood cultures prior to administration of antibiotics
* Administer 30 mL/kg crystalloid for hypotension or lactate ≥4 mmol/L
* Administer 30 mL/kg crystalloid for hypotension or lactate ≥4 mmol/L
* Administer empiric antibiotics [[Sepsis resident survival guide#Empiric Antibiotic Therapy|(details)]]</li>
* Administer empiric antibiotics [[Sepsis resident survival guide#Empiric Antibiotic Therapy|(details)]]
<li>'''TO BE COMPLETED WITHIN 6 HOURS:'''
'''To Be Completed Within 6 Hours:'''
* Administer vasopressors for persistent hypotension to maintain MAP ≥65 mm Hg
* Administer vasopressors for persistent hypotension to maintain MAP ≥65 mm Hg
* For septic shock or initial lactate ≥4 mmol/L (36 mg/dL):
* For septic shock or initial lactate ≥4 mmol/L (36 mg/dL):
:: — Measure CVP (target ≥8 mm Hg)
: — Measure CVP
:: — Measure ScvO2 (target ≥70%)
: — Measure ScvO2
* Remeasure lactate if initial lactate was elevated</li>
* Remeasure lactate if initial lactate was elevated
<BIG>'''Goals of Initial Resuscitation'''</BIG>
----
* CVP 8–12 mm Hg
* MAP ≥65 mm Hg
* Urine output ≥0.5 mL/kg/hr
* ScvO2 ≥70% or MvO2 ≥65%
* Normalization of lactate
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Latest revision as of 18:42, 10 March 2015

FIRE: Focused Initial Rapid Evaluation

Focused Initial Rapid Evaluation (FIRE) should be undertaken to identify patients requiring urgent intervention.

Abbreviations: CBC, complete blood count; CI, cardiac index; CK-MB, creatine kinase MB isoform; CVP, central venous pressure; DC, differential count; ICU, intensive care unit; INR, international normalized ratio; LFT, liver function test; MAP, mean arterial pressure; PCWP, pulmonary capillary wedge pressure; PT, prothrombin time; PTT, partial prothrombin time; SaO2, arterial oxygen saturation; SBP, systolic blood pressure; ScvO2, central venous oxygen saturation; SvO2, mixed venous oxygen saturation; SMA-7, sequential multiple analysis-7.



 
 
 
 
 
 
 

Suspected sepsis (details)


Signs and Symptoms

  • Fever (>38.3°C)
  • Hypothermia (core temperature <36°C)
  • Heart rate >90/min–1 or more than two SD above the normal value for age
  • Tachypnea
  • Altered mental status
  • Significant edema or positive fluid balance (>20 mL/kg over 24 hr)
  • Hypotension (SBP <90 mm Hg, MAP <70 mm Hg, or an SBP decrease >40 mm Hg)
  • Hypoxemia (PaO2/FiO2 <300)
  • Acute oliguria (urine output <0.5 mL/kg/hr for at least 2 hrs despite adequate fluid resuscitation)
  • Ileus (absent bowel sounds)
  • Diminished capillary refill or mottling

Laboratory Findings

  • Hyperglycemia (plasma glucose >140mg/dL or 7.7 mmol/L) in the absence of diabetes
  • Leukocytosis (WBC count >12,000 μL–1)
  • Leukopenia (WBC count <4000 μL–1)
  • Bandemia >10% immature forms
  • C-reactive protein more than two SD above the normal value
  • Procalcitonin greater than two SD above the normal value
  • Creatinine increase >0.5mg/dL or 44.2 μmol/L
  • Coagulation abnormalities (INR >1.5 or aPTT >60 s)
  • Thrombocytopenia (platelet count <100,000 μL–1)
  • Hyperbilirubinemia (plasma total bilirubin >4 mg/dL or 70 μmol/L)
  • Hyperlactatemia (>1 mmol/L)
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Early Goal-Directed Therapy


  • Supplemental oxygen ± intubation / ventilatory support ± sedation to maintain SaO2 ≥93%
  • Arterial and central venous line placement

Rivers Protocol


  • Infuse a 500 ml bolus of crystalloid q 30 minutes to maintain CVP at 8–12 mm Hg.
  • If MAP <65 mm Hg, administer vasopressors to maintain MAP at ≥65 mm Hg.
  • If MAP >90 mm Hg, administer vasodilators until MAP ≤90 mm Hg.
  • If ScvO2 <70%, transfuse RBC to maintain Hct at ≥30%.
  • Once CVP/MAP/Hct are optimized, if ScvO2 is still <70%, load dobutamine 2.5 μg/kg/min.
  • Titrate dobutamine by 2.5 μg/kg/min q 30 minutes until 20 μg/kg/min or ScvO2 ≥70%.
  • Taper or discontinue dobutamine if MAP <65 mm Hg or HR >120 bpm.

Surviving Sepsis Campaign Care Bundles


To Be Completed Within 3 Hours:

  • Measure lactate level
  • Obtain ≥2 sets of blood cultures prior to administration of antibiotics
  • Administer 30 mL/kg crystalloid for hypotension or lactate ≥4 mmol/L
  • Administer empiric antibiotics (details)

To Be Completed Within 6 Hours:

  • Administer vasopressors for persistent hypotension to maintain MAP ≥65 mm Hg
  • For septic shock or initial lactate ≥4 mmol/L (36 mg/dL):
— Measure CVP
— Measure ScvO2
  • Remeasure lactate if initial lactate was elevated

Goals of Initial Resuscitation


  • CVP 8–12 mm Hg
  • MAP ≥65 mm Hg
  • Urine output ≥0.5 mL/kg/hr
  • ScvO2 ≥70% or MvO2 ≥65%
  • Normalization of lactate