2 doctors weighed in:
What factors determine whether nasal cannula or facial mask is used?
2 doctors weighed in

Dr. Joseph Eastern
Dermatology
1 doctor agrees
In brief: Mostly convenience.
Nasal cannulas are less clumsy and obtrusive than masks, and you can eat and drink (and speak clearly) while wearing one.
So whenever possible, a cannula is used. In an emergency, or during surgery, or when no cannulas are available, a mask is used.

In brief: Mostly convenience.
Nasal cannulas are less clumsy and obtrusive than masks, and you can eat and drink (and speak clearly) while wearing one.
So whenever possible, a cannula is used. In an emergency, or during surgery, or when no cannulas are available, a mask is used.
Dr. Joseph Eastern
Dr. Joseph Eastern
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