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Table 5 Pasteurella multocida type A strains classification by pathogenicity scores according to clinical pathological features observed in eight challenged pigs per group

From: Pathogenic variability among Pasteurella multocida type A isolates from Brazilian pig farms

Strain BRMSA Group Pathogenic classification Lesions Euthanasiab
N° of pigs Areaa Predominant features
0496 1 High 8 3.58 Necrosuppurative/necrohemorrhagic bronchopneumonia (App-like lesion) with diffuse fibrinous pleuritis 5
1196 2 High 4 2.53 Necrosuppurative/necrohemorrhagic bronchopneumonia (App-like lesion) with diffuse fibrinous pleuritis 1
1113 3 High 8 6.26 Necrosuppurative/necrohemorrhagic bronchopneumonia (App-like lesion) with diffuse fibrinous pleuritis and pericarditis 6
1197 4 Low 1 1.30 Focal suppurative bronchopneumonia 0
1198 5 High 3 0.0 Diffuse fibrinous pleuritis, pericarditis and peritonitis 2
1199 6 Nonpathogenic 0 0.0 No lesions 0
1200 7 High 7 5.01 Necrosuppurative/necrohemorrhagic bronchopneumonia (App like lesion) with diffuse fibrinous pleuritis and pericarditis 7
1201 8 Nonpathogenic 0 0.0 No lesions 0
  1. aConsolidated lung area excluding App-like lesions, %; b Number of pigs euthanized before 5 dpi for animal welfare when severe clinical signs were present