A significant case of<unk><unk>  is easy to detect by touching the overlying skin; it feels like tissue paper or Rice Krispies.  Touching the bubbles causes them to move and sometimes make a crackling noise.  The air bubbles, which are painless and feel like small nodules to the touch, may burst when the skin above them is palpated.
Subcutaneous emphysema physical examination
Hemoptysis physical examination
Emphysema physical examination
Phlegmon physical examination
Air embolism physical examination
Aspiration pneumonia physical examination
Farmer's lung physical examination
Pleural effusion physical examination