hi my dad is in the cardilogy dept at a local hospital, suffers from heart and kidney disease went in last week with severe edema in the legs, groin, and water in lungs came out of CCU now in a private room recovering and is on
O2, called nurse nurse syas he is doing very good has been in hospital now 10 days, my concern is 2 days ago while visiting him i noticed he was very tired, speech difficult to understand yet he is very coherent otherwise why is this happening his speech is slurred, is this due to the O2?