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.
The most common causes of obstructive lung disease are: 1  Chronic obstructive pulmonary disease (COPD), which includes emphysema and chronic bronchitis. 2  Asthma. 3  Bronchiectasis. 4  Cystic fibrosis.