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Table 2 Definition of recorded claw disorders/diseases in sheep and cattle

From: Possible cross-infection of Dichelobacter nodosus between co-grazing sheep and cattle

Lesion

Abbreviation

Score

Definition

Mild footrots

MFR1

1,2

Hairless, hyperemic, slightly exudative lesion of the interdigital space without under-running of horn

Severe footrots

SFR2

3-5

Gradually increasing under-running and separation of sole starting from the interdigital space and gradually spreading to the wall

Abnorm claw shapes

ACS

-

All claw shapes except normal and overgrown claws with otherwise normal shape

White line fissures

WLF

-

Separation in the white line between the sole and the wall

Heel horn erosionc

HHE

-

V-shaped fissures and craters of the heel/bulb

Dermatitisc

D

1

Superficial, hyperemic, slightly exudative lesion of the digital/interdigital skin

  

2

Exudative, slightly ulcerative lesion with thickening of the skin

  

3

Ulcerative, spontaneously bleeding lesion with thickening of the skin and great pain

  1. s = sheep
  2. c = cattle
  3. 1MFR includes lesions of score 1 and 2, according to the Australian system for scoring of footrot [16]
  4. 2SFR includes lesions of score 3, 4 and 5 [16]