What are the possible indications for oxygen therapy? Cardiorespiratory arrest Myocardial infarction Severe trauma Unstable angina Post-anesthetic...

What are the possible indications for oxygen therapy?

Cardiorespiratory arrest
Myocardial infarction
Severe trauma
Unstable angina
Post-anesthetic recovery
Acute or chronic respiratory failure
Congestive heart failure
Obstructive sleep apnea
a) Only items A, B, and C are correct.
b) Only items D, E, and F are correct.
c) Only items G and H are correct.
d) Items A, B, C, D, E, F, G, and H are correct.