Changes

*[[Pasteurella multocida|''Pasteurella multocida'']] can cause a severe acute fibrinous [[Bronchitis#Infectious causes of bronchitis or bronchiolitis|broncho]][[Pneumonia Overview#Infectious causes of pneumonia|pneumonia]] in pigs  

*[[Pasteurella multocida|''Pasteurella multocida'']] can cause a severe acute fibrinous [[Bronchitis#Infectious causes of bronchitis or bronchiolitis|broncho]][[Pneumonia Overview#Infectious causes of pneumonia|pneumonia]] in pigs  

*The most significant disease here is that caused by ''P. multocida'' secondary to underlying [[:Category:Mycoplasmas|''mycoplasma'' pneumonia]], see above [[Respiratory Bacterial Infections - Pathology#Enzootic pneumonia of pigs|enzootic pneumonia of pigs]]

*The most significant disease here is that caused by ''P. multocida'' secondary to underlying [[:Category:Mycoplasmas|''mycoplasma'' pneumonia]], see above [[Respiratory Bacterial Infections - Pathology#Enzootic pneumonia of pigs|enzootic pneumonia of pigs]]

**This results in chronic suppurative [[Bronchitis#Infectious causes of bronchitis or bronchiolitis|bronchopneumonia]]  with abscessation and [[Pleural Cavity & Membranes Inflammatory - Pathology|pleuritis]]

**This results in chronic suppurative [[Bronchitis#Infectious causes of bronchitis or bronchiolitis|bronchopneumonia]]  with abscessation and [[Pleuritis|pleuritis]]

*If there is considerable pleural involvement, it may be indistinguishable from lesions caused by ''[[Haemophilus pleuropneumonia]]'' (below)

*If there is considerable pleural involvement, it may be indistinguishable from lesions caused by ''[[Haemophilus pleuropneumonia]]'' (below)

*Also isolated from cases of meningitis and septicaemia in piglets

*Also isolated from cases of meningitis and septicaemia in piglets