Changes

**Acute inflammation affecting pleua, peritoneum, mediastinum, pericardium, joints and meninges

**Acute inflammation affecting pleua, peritoneum, mediastinum, pericardium, joints and meninges

**Causes a polyserositis - pericarditis, [[Peritoneal cavity - inflammatory#Peritonitis|peritonitis]], pleurisy and meningitis - in pigs 3-10 weeks old

**Causes a polyserositis - pericarditis, [[Peritoneal cavity - inflammatory#Peritonitis|peritonitis]], pleurisy and meningitis - in pigs 3-10 weeks old

**Also causes suppurative [[Bacterial infections#Glasser's disease|bronchopneumonia, pleuritis]],  [[Joints - inflammatory#In Pigs|polyarthritis]] (also ''H. suis)

**Also causes suppurative [[Respiratory Bacterial Infections - Pathology#Glasser's disease|bronchopneumonia, pleuritis]],  [[Joints - inflammatory#In Pigs|polyarthritis]] (also ''H. suis)

**Expressed lesions vary between animals - meningitis is most consistent, arthritis in 20% of cases

**Expressed lesions vary between animals - meningitis is most consistent, arthritis in 20% of cases

**Fever, general malaise, repsiratory and abdominal signs, lameness, paralysis or convulsions

**Fever, general malaise, repsiratory and abdominal signs, lameness, paralysis or convulsions

*Cattle

*Cattle

**''Haemophilus sommus'' in [[Bacterial infections#Enzootic pneumonia of calves|Enzootic pneumonia of calves]]

**''Haemophilus sommus'' in [[Respiratory Bacterial Infections - Pathology#Enzootic pneumonia of calves|Enzootic pneumonia of calves]]

**Septicaemia

**Septicaemia

**Causes infectious thromboencephalitis, bronchopneumonia and sporadic reproductive tract infections in cattle 1-3 years old

**Causes infectious thromboencephalitis, bronchopneumonia and sporadic reproductive tract infections in cattle 1-3 years old

===''Haemophilus pleuopneumonia''===

===''Haemophilus pleuopneumonia''===

*''H. pleuropneumonia'' in [[Bacterial infections#Contagious porcine pleuropneumonia|Contagious porcine pleuropneumonia]]

*''H. pleuropneumonia'' in [[Respiratory Bacterial Infections - Pathology#Contagious porcine pleuropneumonia|Contagious porcine pleuropneumonia]]