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.
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.
You might also like to view...
In contrast to syncope, a seizure:
A) is less commonly observed in older patients. B) can occur when the patient is in any position. C) most often occurs when the patient is standing. D) is characterized by a quick return of orientation.
Which of the following is true of carryover lines (turnover lines)?
A) They are used if the main term or subterm is too long to fit on one line. B) They are used to show the cause of the disease (etiology). C) They are used to identify the body site of the condition. D) They list another name for the condition or disease.