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Table 4 Histological findings in tails of suckling piglets (SP), weaners (WE) and fatteners (FA)

From: Swine inflammation and necrosis syndrome is influenced by husbandry and quality of sow in suckling piglets, weaners and fattening pigs

 

SPa

WEb

FAc

SP

 

WE

 

FA

 

Macroscopically conspicuous

16.52%

92.79%

97.09%

0d

1e

0d

1e

0d

1e

N

115

111

103

93

22

5

106

1

102

Granulation tissue formation: fibroangioblastic

1.74%

16.22%

11.65%

0f (0%)g

2 (9.1%)

0 (0%)

18 (17%)

0 (0%)

12 (11.8%)

Granulation tissue formation: mature

0%

15.32%

10.68%

0 (0%)

0 (0%)

0 (0%)

17 (16%)

0 (0%)

11 (10.8%)

Granulation tissue formation: active fibrosis

0%

5.41%

2.91%

0 (0%)

0 (0%)

0 (0%)

6 (5.7%)

1 (100%)

2 (2%)

Granulation tissue formation: inactive fibrosis

0%

4.5%

5.83%

0 (0%)

0 (0%)

0 (0%)

5 (4.7%)

0 (0%)

6 (5.9%)

Inflammation

53.04%

97.3%

100%

39 (41.9%)

22 (100%)

2 (40%)

106 (100%)

1 (100%)

102 (100%)

Inflammation: lymphoplasmacellular

0%

0%

0%

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

Inflammation: mononuclear

0.87%

0.9%

6.8%

1 (1.1%)

0 (0%)

1 (20%)

0 (0%)

1 (100%)

6 (5.9%)

Inflammation: mixed cellular

1.74%

0%

1.94%

2 (2.2%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

2 (2%)

Inflammation: purulent

9.57%

63.96%

81.55%

6 (6.5%)

5 (22.7%)

1 (20%)

70 (66%)

0 (0%)

84 (82.4%)

Inflammation: eosinophil

0%

0%

0%

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

Inflammation: necrotizing

14.78%

1.8%

0.97%

15 (16.1%)

2 (9.1%)

0 (0%)

2 (1.9%)

0 (0%)

1 (1%)

Inflammation: necrosuppurative

23.48%

27.03%

4.85%

14 (15.1%)

13 (59.1%)

0 (0%)

30 (28.3%)

0 (0%)

5 (4.9%)

Necrosis: subepithelial

18.26%

66.67%

36.89%

1 (1.1%)

20 (90.9%)

0 (0%)

74 (69.8%)

0 (0%)

38 (37.3%)

Necrosis: epithelial

19.13%

95.5%

99.03%

0 (0%)

22 (100%)

0 (0%)

106 (100%)

0 (0%)

102 (100%)

Bleeding

33.04%

61.26%

41.75%

25 (26.9%)

13 (59.1%)

0 (0%)

68 (64.2%)

1 (100%)

42 (41.2%)

Bleeding hemosiderosis

0%

0%

0%

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

0 (0%)

Blood vessel thrombosis

15.65%

51.35%

10.68%

16 (17.2%)

2 (9.1%)

0 (0%)

57 (53.8%)

0 (0%)

11 (10.8%)

(Sub) intimal proliferation

56.52%

89.19%

84.47%

53 (57%)

12 (54.5%)

4 (80%)

95 (89.6%)

0 (0%)

87 (85.3%)

Vasculitis

35.65%

40.71%

6.8%

33 (35.5%)

8 (36.4%)

0 (0%)

46 (43.4%)

0 (0%)

7 (6.9%)

Arteriosclerosis

0%

7.21%

71.84%

0 (0%)

0 (0%)

0 (0%)

8 (7.5%)

1 (100%)

73 (71.6%)

  1. a, b, c: percentage of suckling piglets (a), weaners (b) and fattening pigs (c) with histological findings. d: individuals without changes of the epithelium; e: individuals with changes to the epithelium. f: absolute number of individuals with histological findings; g: percentage of individuals with histological findings (in brackets)
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Porcine Health Management

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