The HHR is a stylish retro wagonette based on the Chevrolet Cobalt platform. Introduced in 2006, it offers more interior space and better looks than the Cobalt, although the roughly $3000 premium for the HHR is not insubstantial.
Congestive heart failure. The most common cause of pulmonary edema is congestive heart failure (CHF). Heart failure is when the heart can no longer pump blood properly throughout the body. This creates a back-up of pressure in the small blood vessels of the lungs, which causes the vessels to leak fluid.
1 Pulmonary edema is typically caused by filling of alveoli in the lungs by fluid leaking out of the blood. 2  Pulmonary edema may be caused by a number of cardiac or non-cardiac conditions.  Breathing difficulty is the main manifestation of pulmonary edema.