A physician places a patient in respiratory failure on 100 O2. To ...

[09madisonrousseau09]

A physician places a patient in respiratory failure on 100 O2. To avoid the hazards of O2 tox-icity, you would recommend that every effort is made to reduce this FiO2 to less than 50 within what timeframe?
 
  a. 8 hr
  b. 24 hr
  c. 48 hr
  d. 5 days

Question 2

Retinopathy of prematurity (ROP) is a potentially serious management problem mainly in the care of whom?
 
  a. Premature or low-birth-weight infants
  b. Cystic fibrosis patients
  c. Children with asthma
  d. Patients with acute respiratory distress syndrome (ARDS)

[cupcake16]

Answer to Question 1

ANS: D
Avoiding O2 toxicity: Limit patient exposure to 100 O2 to less than 24 hr whenever possible. High FiO2 is acceptable if the concentration can be decreased to 70 within 2 days and 50 or less in 5 days.

Answer to Question 2

ANS: A
ROP, also called retrolental fibroplasia, is an abnormal eye condition that occurs in some prema-ture or low-birth-weight infants who receive supplemental O2.

[09madisonrousseau09]

TYSM

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Gracias!