ISSN 2398-2969      

Skin: mucocutaneous pyoderma

icanis

Introduction

  • Cause: unknown.
  • Signs: erythema and erosions of lips and perioral skin.
  • Diagnosis: appearance and histology.
  • Treatment: antimicrobials.
  • Prognosis: good but recurrence common.

Pathogenesis

Etiology

  • Unknown.
  • Mucocutaneous sites ideal for bacterial multiplication/overgrowth, including resident bacteria and yeast, due to humidity/limited ventilation.

Predisposing factors

General
  • Allergies may be a predisposing factor - rubbing face → trauma → bacterial and yeast proliferation.

Pathophysiology

  • Inflammation of perioral skin → self trauma → fissuring, crusting and erosion → secondary infection.
  • Initial erythema and swelling of mucocutaneous area, particularly perioral skin.
  • Tenderness → self mutilation → cracking, fissures and erosion → secondary infection.

Timecourse

  • May develop over short or long timecourse.

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

Other sources of information

  • Irkhe P J & Gross T L (1995)Canine mucocutaneous pyoderma.In:Kirk's Current Veterinary Therapy XII.Ed J D Bonagura. Philadelphia: W B Saunders Co. (Lucid description of the condition.)
  • Scott D W, Miller W H & Griffin C E (1995)Small Animal Dermatology.5th edn. Philadelphia: W B Saunders. ISBN 0 7216 4850 9.
  • Yager J A & Wilcock B P (1994)Colour Atlas and Text of Surgical Pathology of the Dog and Cat.London: Wolfe Publishing, Mosby Year Book Europe. ISBN 0 7234 1827 6.
  • Gross T L, Irkhe P J & Walder E J (1992)Veterinary Dermatopathology.St Louis: Mosby Year Book. ISBN 0 8016 5809 8.

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