Pneumonia, Progressive Interstitial, of Sheep

**Definition:** Chronic respiratory disease caused by the VISNA-MAEDI VIRUS. It was formerly believed to be identical with jaagsiekte (PULMONARY ADENOMATOSIS, OVINE) but is now recognized as a separate entity.

**Tree numbers:** - C01.925.782.815.616.660 - C01.925.839.660 - C22.836.660

**Synonyms:** - Maedi - Progressive Interstitial Pneumonia of Sheep