Table 2.

Results of post mortem diagnostic examinations of lungs from five calves that died during the outbreak in herd B. The lungs were examined macroscopic and microscopic and samples were tested for the presence of bacteria, mycoplams and virus.

Animal ID	Virus	Bacteria	Mycoplasm	Histopathology
1408	Negative	M. haemolytica	U. diversum M. dispar	Fibrino-necrotizing bronchopneumonia
2131	Negative	M. haemolytica	U. diversum M. bovirhinis	Fibrino-necrotizing bronchopneumonia
1083	BRSV	NO bacterial pathogens isolated	U. diversum	Suppurative bronchopneumonia
0782	BRSV	NO bacterial pathogens isolated	U. diversum M. bovis	Suppurative bronchopneumonia
1004	Negative	NO bacterial pathogens isolated	U. diversum	Suppurative bronchopneumonia

M. haemolytica: Mannheimia haemolytica; M. dispar: Mycoplasms dispar, M. bovis: Mycoplasms bovis, M. bovirhinis: Mycoplasms bovirhinis, U. diversum: Ureaplasma diversum.