different causes of pneumonia
Pneumonia: Types list. The list of types of Pneumonia mentioned in various sources includes: 1  Viral pneumonia. 2  Influenza. 3  Influenza A. 4  Bacterial pneumonia. 5  Fungal pneumonia. 6  Chemical pneumonia-caused by inhaled fumes or chemicals. 7  Pneumococcal pneumonia-caused by Streptococcal pneumoniae (pneumococcus) bacteria.
Other virus types that can cause pneumonia include measles and varicella (chickenpox) viruses. Rarely, certain viruses may develop lethal pneumonias such as SARS (severe acute respiratory syndrome) or MERS (Middle East respiratory syndrome); both diseases are caused by different coronaviruses.
1 Lobar pneumonia causes an inflammation of one lobe of a lung and typically involves all the airspaces in a single lobe. 2  Lipoid pneumonia is characterized by the accumulation of fats within the airspaces. 3  It can be caused by aspiration of oils or associated with airway obstruction.