Table 2 Results of the histopathology of the different gastric regions of pigs’ stomach
Pars oesophagea | Oxyntic mucosa | Antral mucosa | ||||
|---|---|---|---|---|---|---|
Number of samples per gastric zone | N = 57 | N = 69 | N = 66 | |||
n/N | % | n/N | % | n/N | % | |
Normal mucosa | 5/57 | 8.8 | 9/69 | 13.0 | 0/66 | 0.0 |
Score 0 | ||||||
Fibrosis | 0/5 | 0.0 | 6/9 | 66.7 | 0/0 | 0.0 |
Erosion | 1/5 | 20.0 | 0/9 | 0.0 | 0/0 | 0.0 |
Ulceration | 0/5 | 0.0 | 0/9 | 0.0 | 0/0 | 0.0 |
Hyperplasia | 3/5 | 60.0 | 0/9 | 0.0 | 0/0 | 0.0 |
Mild gastritis | 16/57 | 28.1 | 28/69 | 40.6 | 2/66 | 3.0 |
Score 1 | ||||||
Fibrosis | 2/16 | 12.5 | 23/28 | 82.1 | 1/2 | 50.0 |
Erosion | 4/16 | 25.0 | 1/28 | 3.6 | 1/2 | 50.0 |
Ulceration | 2/16 | 12.5 | 0/28 | 0.0 | 0/2 | 0.0 |
Hyperplasia | 8/16 | 50.0 | 0/28 | 0.0 | 0/2 | 0.0 |
Moderate gastritis | 9/57 | 15.8 | 13/69 | 18.8 | 3/66 | 4.5 |
Score 2 | ||||||
Fibrosis | 0/9 | 0.0 | 12/13 | 92.3 | 3/3 | 100.0 |
Erosion | 0/9 | 0.0 | 2/13 | 15.4 | 0/3 | 0.0 |
Ulceration | 0/9 | 0.0 | 0/13 | 0.0 | 0/3 | 0.0 |
Hyperplasia | 6/9 | 66.7 | 0/13 | 0.0 | 0/3 | 0.0 |
Severe gastritis | 27/57 | 47.4 | 19/69 | 27.5 | 61/66 | 92.4 |
Score ≥ 3 | ||||||
Fibrosis | 0/27 | 0.0 | 14/19 | 73.7 | 40/61 | 65.6 |
Erosion | 5/27 | 18.5 | 1/19 | 5.3 | 12/61 | 19.7 |
Ulceration | 1/27 | 3.7 | 0/19 | 0.0 | 21/61 | 34.4 |
Hyperplasia | 14/27 | 51.9 | 0/19 | 0 | 2/61 | 3.3 |