Figure 3.

Percentage of pathologic process-positive animals in each study group based on histopathologic score cut-offs of > 0, > 1, or > 2 in a study of the microbiological and histopathological findings in cases of fatal bovine respiratory disease of feedlot cattle in western Canada.

FP — fibrinonecrotizing pneumonia

PL — fibrinous pleuritis

BP — suppurative bronchopneumonia

IP — acute/subacute interstitial pneumonia

HM — hemorrhage

BS — bronchiectasis

BO — bronchiolitis obliterans

CP — chronic suppurative pneumonia

BN — bronchiolar necrosis

PIP — proliferative interstitial pneumonia

OTH — other lesions