Answer:If the same condition is described as both acute (subacute) and chronic, and separate subentries exist in the Alphabetic Index at the same indentation level, code both and sequence the acute (subacute) code first.
I think the doctor noticed how he was breathing in the last two days as it has gotten worse and tested him out. He can exercise, drink lots of water, eat healthier, have plenty of rest and don’t go near things that he is allergic to.