Canis ISSN: 2398-2942

Skin: paw pad corns

Synonym(s): paw pad keratoma

Contributor(s): Michael Guilliard, Alessandro Piras

Introduction

  • Corns are a common cause of lameness in sight hounds.

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 Greyhound: paw pad corn 01.

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

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Treatment

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

Outcomes

This article is available in full to registered subscribers

Sign up now to purchase a 30 day trial, or Login

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.


ADDED