Equis ISSN 2398-2977

Wound: healing - second intention

Contributor(s): Rachel Murray, Patrick Pollock, Vetstream Ltd

Introduction

  • Wound left to heal by natural process of wound healing   Wound: healing - stages  , ie closure is achieved by contraction and epithelialization.

Uses

  • Large skin defects.
  • Severe contamination/infection.
  • Significant necrotic debris or exudate within wound.
  • Body wounds and upper limb wounds.

Advantages

  • Infection less likely than with primary or secondary closure.
  • May be finanacial benefits.

Disadvantages

  • Scar tissue results.
  • Prolonged healing time.
  • Wounds below carpus and tarsus heal poorly (secondary closure usually attempted).
  • Exuberant granulation tissue common in lower extremities.
  • Often poor cosmetic and functional end result.

Requirements

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Preparation

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Procedure

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Aftercare

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Outcomes

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Prognosis

  • Healing results in scar tissue formation.
  • Wounds of trunk and upper limbs: usually good functional and cosmetic result.
  • Wounds of distal limbs: often heal slowly with production of excessive scar tissue.

Further Reading

Publications

Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Quinn G (2010) Equine practice: management of large wounds in horses. In Pract 32 (8), 370-381 VetMedResource.
  • Petersen S L, Botes C, Olivier A & Cloud G L (1999) The effect of low level laser therapy (LLLT) on wound healing in horses. Equine Vet Educ 31 (3), 228-231 PubMed.
  • Wilmink J M, Stolk P W, Van Weeren P R & Barneveld A (1999) Differences in second-intention wound healing between horses and ponies, macroscopic aspects. Equine Vet J 31 (1), 53-60 PubMed.
  • Wilmink J M, Van Weeren P R, Stolk P W, Van Mil F N and Barneveld A (1999) Differences in second-intention wound healing between horses and ponies, histologic aspects. Equine Vet J 31 (1), 61-67 PubMed.


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