Infection (e.g., gas gangrene) can cause gas to be trapped in the subcutaneous tissues. Subcutaneous emphysema can be caused by medical procedures and medical conditions that cause the pressure in the alveoli of the lung to be higher than that in the tissues outside of them.
So here's a quick look at PFE's most important numbers right now (for April 14, 2017). PFE shares slipped 0.12% or $0.04 from the previous trading session. That took the Pfizer stock price to $33.88.
Look for Shares of Perrigo to Potentially Pullback after Yesterday's 1.77% Rise. 1  Perrigo (NASDAQ:PRGO) traded in a range yesterday that spanned from a low of $68.94 to a high of $70.99. Yesterday, the shares gained 1.8%, which took the trading range above the 3-day high of $69.13...