Welcome to HCM
We understand your concern
atceloctesis may be defined as partial or complete closure of lung resulting in reduced or absense of gas exchange.
You donot smoke, no pneumonia
, no asthma
, no effusion.
Then it implies some blockage of bronchus
, or compression from outside.
Corrective methods line physiotherapy
or deep breathing techniques are normaly used.
Your GP is the best judge.
But you are definitely safe. Don't worry.