<unk>  or pulmonitis is a general term that refers to inflammation of lung tissue.
Many factors can cause<unk> , including breathing in animal dander, aspiration (inhaling small food particles or vomit "down the wrong pipe"),  and receiving radiation therapy to the chest.<unk>  was listed as the one of the top 15 leading causes of death (at number 15) in the United States as of 2010, overtaking homicide, which dropped off the list.  This was due to a number of factors, including an increase in the population of people over 75, for whom<unk>  is a common cause of death.
Pneumonia is<unk>  combined with consolidation and exudation due to infection.
Pneumonitis
Bronchitis
Pneumonia
Croup
Hydrothorax
Tracheitis
Aspiration pneumonia
Pleurisy