Interstitial pneumonia - Atlas of swine pathology
Where: respiratory system, lungs
Possible causes: Porcine circovirosisPorcine respiratory coronavirusPRRSSalmonellosis
Interstitial pneumonia in pigs is characterized by heavy and non-collapsed lungs with rubbery texture. The multifocal reddish areas are typical of this lesion and correspond to different degrees of severity among pulmonary lobules. This lesion is highly indicative of viral pulmonary infection, namely, PCV2 and PRRS.