Could be rarely: Most commonly it is from smoking. But some people have Alpha 1 antitruson deficiency they can get emphysema still smoking plays a major role.
Answered 12/10/2016
4.7k views
Emphysema: Some forms of emphysema are inherited. Example: alphan1 anti trypsin deficiency. Most are not.
Answered 11/24/2013
4.7k views
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