FCCS POST TEST REVIEW
QUESTIONS AND ANSWERS
Most important indicator that a patient has a severe illness? - ans-Tachypnea
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3 respiratory types, and their criteria - ans-Hypoxemic (PaO2 <50-60)
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Hypercapnic (PaCO2 >50, pH <7.36) sd sd sd sd
Mixed
Delta gap (formula, when and why it's used) - ans-Difference in AG from normal -
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Difference in HCO3 from normal
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In AG metabolic acidosis it's used. It tells you if there's underlying metabolic alkalosis or res
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piratory acidosis with bicarb compensation IN ADDITION to the AG metabolic acidosis. Bot
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h of those would result in a high bicarb to begin with, and a smaller change in bicarb from no
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rmal.
Winter's formula (equation, what it measures) - ans-1.5[HCO3] + 8 +/- 2
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If compensation is adequate in acid/base issues
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How AG changes with albumin changes - ans-Decreases 2.5-
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3 for every 1 decrease in albumin
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Hemodynamic changes after intubation - ans-Hypo/hypertension sd sd sd sd sdsd
Arrhythmia
Tachycardia
Pressure support equation for BiPAP - ans-IPAP - EPAP sd sd sd sd sd sdsd sd sd
3 types of vent cycles - ans-Volume (preset tidal volume, relieves WOB the most)
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Time (constant pressure of time)
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Flow (constant pressure until inspiratory flow is below 25% of peak)
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Goal tidal volume - ans-10 cc/kg
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Goal FiO2 on vent - ans-Start at 1.0, then decrease as SpO2 tolerates (goal of 92-
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94 saturation) sd
QUESTIONS AND ANSWERS
Most important indicator that a patient has a severe illness? - ans-Tachypnea
sd sd sd sd sd sd sd sd sd sd sdsd
3 respiratory types, and their criteria - ans-Hypoxemic (PaO2 <50-60)
sd sd sd sd sd sd sdsd sd sd
Hypercapnic (PaCO2 >50, pH <7.36) sd sd sd sd
Mixed
Delta gap (formula, when and why it's used) - ans-Difference in AG from normal -
sd sd sd sd sd sd sd sd sdsd sd sd sd sd sd
Difference in HCO3 from normal
sd sd sd sd sd
In AG metabolic acidosis it's used. It tells you if there's underlying metabolic alkalosis or res
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
piratory acidosis with bicarb compensation IN ADDITION to the AG metabolic acidosis. Bot
sd sd sd sd sd sd sd sd sd sd sd sd
h of those would result in a high bicarb to begin with, and a smaller change in bicarb from no
sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd sd
rmal.
Winter's formula (equation, what it measures) - ans-1.5[HCO3] + 8 +/- 2
sd sd sd sd sd sd sdsd sd sd sd sd
If compensation is adequate in acid/base issues
sd sd sd sd sd sd
How AG changes with albumin changes - ans-Decreases 2.5-
sd sd sd sd sd sd sdsd sd
3 for every 1 decrease in albumin
sd sd sd sd sd sd
Hemodynamic changes after intubation - ans-Hypo/hypertension sd sd sd sd sdsd
Arrhythmia
Tachycardia
Pressure support equation for BiPAP - ans-IPAP - EPAP sd sd sd sd sd sdsd sd sd
3 types of vent cycles - ans-Volume (preset tidal volume, relieves WOB the most)
sd sd sd sd sd sdsd sd sd sd sd sd sd sd
Time (constant pressure of time)
sd sd sd sd
Flow (constant pressure until inspiratory flow is below 25% of peak)
sd sd sd sd sd sd sd sd sd sd
Goal tidal volume - ans-10 cc/kg
sd sd sd sdsd sd
Goal FiO2 on vent - ans-Start at 1.0, then decrease as SpO2 tolerates (goal of 92-
sd sd sd sd sdsd sd sd sd sd sd sd sd sd sd sd
94 saturation) sd
