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Author Question: When adjusting a patient's oxygenation during mechanical ventilatory support, what should your goal ... (Read 103 times)

kodithompson

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on: Jul 16, 2018
When adjusting a patient's oxygenation during mechanical ventilatory support, what should your goal be?
 
  a. SaO2 of 80 to 90
  b. PaO2 of 100 to 150 mm Hg
  c. SaO2 of 95 to 100
  d. PaO2 of 60 to 100 mm Hg

Question 2

A patient with ARDS receiving ventilatory support with PEEP through a volume-cycled ventila-tor has a plateau pressure of 38 cm H2O.
 
  ABGs on 55 O2 are as follows: pH = 7.44; PCO2 = 37 mm Hg; HCO3 = 25 mEq; PO2 = 55 mm Hg; SaO2 = 88. Which of the following would you recommend?
  a. Increase the PEEP level.
  b. Make no changes.
  c. Reduce the VT.
  d. Increase the FiO2.


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heinisk01

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Reply #1 on: Jul 16, 2018
Answer to Question 1

ANS: D
The FiO2 is then titrated to achieve a PaO2 in the range of 60 to 80 mm Hg with an SaO2 of 90 or greater or an SpO2 of 92 or greater.

Answer to Question 2

ANS: B
An SaO2 of 88 to 90 may be acceptable for patients who need an FiO2 of 0.80 or more for an extended time.


kodithompson

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Reply 2 on: Jul 16, 2018
Gracias!

Laurenleakan

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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