In newly received feeder calves, shipping pneumonia or bovine respiratory illness (BRD) is that the leading explanation for death and illness, contributing to many dollars in losses through treatment costs, reduced meat yields, and mortalities (1, 2). Stressors as a results of weaning, marketing, and transport predispose calves to virus infection that successively can precipitate bacterial pathogenesis within the lower tract (3). Multiple viral and bacterial agents are implicated in BRD, including bovine viral diarrhea virus (BVDV), bovine respiratory syncytial virus (BRSV), bovine herpesvirus 1 (BoHV-1), parainfluenza 3 virus (PI3V), Mannheimia haemolytica, Mycoplasma bovis, Pasteurella multocida, and Histophilus somni. The term bovine respiratory illness can cover a variety of pneumonic illnesses, from acute fatal respiratory illness to chronic or prolonged intractable respiratory illness (4). Although not absolute, acute fibrinous pneumonia or acute fatal pneumonia is most ordinarily related to M. haemolytica, while chronic caseonecrotic pneumonia is usually related to M. bovis (5, 6).
2021 Conference Announcement: Journal of Clinical Respiratory Diseases & Care: Open Access
2021 Conference Announcement: Journal of Clinical Respiratory Diseases & Care: Open Access
Research Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Research Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Case Report: Journal of Clinical Respiratory Diseases & Care: Open Access
Case Report: Journal of Clinical Respiratory Diseases & Care: Open Access
Review Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Review Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Research Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Research Article: Journal of Clinical Respiratory Diseases & Care: Open Access
Case Report: Journal of Clinical Respiratory Diseases & Care: Open Access
Case Report: Journal of Clinical Respiratory Diseases & Care: Open Access
Accepted Abstracts: Journal of AIDS & Clinical Research
Accepted Abstracts: Journal of AIDS & Clinical Research
Accepted Abstracts: Journal of AIDS & Clinical Research
Accepted Abstracts: Journal of AIDS & Clinical Research
Posters & Accepted Abstracts: Journal of Cosmetology & Trichology
Posters & Accepted Abstracts: Journal of Cosmetology & Trichology