canis - Articles
Skin: paw pad corns
Synonym(s): paw pad keratoma
Introduction
- Corns are a common cause of lameness in sight hounds.
Presenting signs
- Varying degrees of lameness.
Age predisposition
- From two years of age.
Breed/Species predisposition
- Greyhounds Greyhound and related breeds.
Pathogenesis
Etiology
- Mechanical although foreign body penetration may be implicated in some cases.
Predisposing factors
General- Racing and breed.
Specific
- Concomitant foot abnormalities resulting in an abnormal weight bearing on the pad.
Pathophysiology
- Circular hyperkeratosis causing a thickened hard area in the weight bearing area of the pad
.
Timecourse
- The lesion causes a progressive lameness that will not resolve naturally.
Epidemiology
- In racing animals it is mostly seen from 2 years of age. In retired or pet dogs it is usually seen from 5 years of age.
Diagnosis
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Treatment
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Prevention
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Outcomes
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Further Reading
Publications
Refereed papers
- Recent references from PubMed and VetMedResource.
- Guiliard M J, Segboer L & Shearer D H (2010) Corns in dogs; signalment, possible aetiology and response to surgical treatment. JSAP 51 (3), 162-168 PubMed.
- Balara J M et al (2009) Clinical, histologic, and immunohistochemical characterization of wart-like lesions on the paw pads of dogs: 24 cases (2000-2007). JAVMA 234 (12), 1555-1558 PubMed.