Nobody here can say: The damage from smoking never really heals. The history and physical exam are far more important than the labs. While the smoking history and the age would be enough to lower the pulse ox, the big picture needs to be considered as well.
Answered 2/9/2016
4.3k views
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
2 doctors weighed in across 2 answers
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