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Table 2 Frequency distributions of the components of the leukogram in 128 cows with acute toxic mastitis and normal, decreased or increased total leukocyte counts

From: Haematological findings in 158 cows with acute toxic mastitis with a focus on the leukogram

Variable

Classification

Normal (n = 24) (%)

Decreased (n = 88)a (%)

Increased (n = 16) (%)

Leukocytes

 Segmented

Normal (n = 18)

50.0

4.5

12.5

 Neutrophils

Decreased (n = 89)

16.7

95.5

6.3

Increased (n = 21)

33.3

0

81.2

 Band neutrophils

Normal (n = 29)

12.5

27.3

12.5

Increased (n = 99)

87.5

72.7

87.5

 Metamyelocytes

Normal (n = 96)

87.5

71.6

75.0

Increased (n = 32)

12.5

28.4

25.0

 Eosinophils

Normal (n = 42)

29.2

33.0

37.5

Decreased (n = 85)

70.8

67.0

56.2

Increased (n = 1)

0

0

6.3

 Basophils

Normal (n = 128)

100

100

100

 Monocytes

Normal (n = 57)

66.7

42.0

25.0

Decreased (n = 52)

8.3

56.8

0

Increased (n = 19)

25.0

1.1

75.0

 Lymphocytes

Normal (n = 51)

50.0

26.1

100

Decreased (n = 77)

50.0

73.9

0

  1. See Table 1 for definitions of normal, decreased and increased ranges
  2. aLeukocyte differentials were done in 88 of the 95 cows with leukopenia