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Table 1 Definitions of foot and limb lesions

From: A cross sectional study of prevalence, risk factors, population attributable fractions and pathology for foot and limb lesions in preweaning piglets on commercial farms in England

Lesion classification Description
Limb lesion1  
Hairless patch Hair is missing but the epidermis is unbroken and no scab is present.
Skin abrasion Loss of the outer epidermis resulting in an open wound or a healing wound with a scab
Foot lesion 1,2  
Sole bruising Congestion and bruising of the solar corium presenting as red or brown pigmentation
Sole erosion Loss of horny tissue
Infection  
Swollen joint or claw Swelling of the tarsal, carpal, carpophalangeal, digital joint or the claws of the foot
  1. 1[3]
  2. 2 [2]