During mechanical ventilation of a patient with COPD, the PaO2 = 58 mm Hg and the FIO2 = 0.5. If the desired PaO2 is 65 mm Hg, the FIO2 needs to be changed to which of the following?

A 56-year-old man is complaining of chest pain without respiratory distress. His vital signs show a blood pressure of 146/88, pulse 88, and pulse oximetry reading of 97 percent. How should you treat this patient?

A) Administer oxygen via nonrebreather at 15 liters per minute. B) Provide oxygen via bag-valvemask at 15 liters per minute. C) Assure that his airway is secure and monitor his respiratory status. D) Assist the patient with his metered dose inhaler.

Before a code is verified and finalized, a coder should first:

A) interpret the conventions presented with the code. B) resequence the codes in the correct order. C) review the code for any necessary edits or modifications. D) assign the code according to level of specificity.