Table 1 Assessment of macroscopic and histological PRRV-related lesions.
From: Comparative pathogenesis of peste des petits ruminants virus strains of difference virulence
Organ or tissue | Lesions | |
|---|---|---|
Macroscopy | Palate | Erosive-ulcerative lesions (0 to 3a) |
Lip | ||
Tongue | ||
Esophagus | ||
Abomasum | ||
Large intestine | ||
Lung | Bronchointerstitial pneumonia (0 to 3) | |
Accumulative scoring | Sum (0 to 21) | |
Histopathology | Tonsil | Lymphocytic depletion (0 to 3) |
Tracheal Lymph nodes | ||
Retropharyngeal Lymph nodes | ||
Peyer's Patches | ||
Spleen | ||
Mesenteric Lymph nodes | ||
Accumulative scoring | Sum (0 to 21) | |
Oral mucosa (tongue, lip, palate pharynx) | Inflammation within the lamina propria (0 to 3) + erosive-ulcerative lesions (0–1b) | |
Esophagus | ||
Forestomach (rumen, reticulum, omasum) | ||
Abomasum | ||
Small Intestine (duodenum, jejunum, ileum) | ||
Large Intestine (cecum, colon) | ||
Accumulative scoring | Sum (0 to 18) | |
Nasal Cavity | Inflammation within the lamina propria (0 to 3) | |
Trachea | ||
Lung | Bronchopneumonia (0 to 3) | |
Accumulative scoring | Sum (0 to 9) |