Skin: acute moist dermatitis

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Sections available in full article Introduction, Presenting signs, Age predisposition, Breed predisposition, Cost considerations, Pathogenesis, Etiology, Predisposing factors, Pathophysiology, Diagnosis, Presenting problems, Client history, Clinical signs, Diagnostic investigation, Differential diagnosis, Treatment, Initial symptomatic treatment, Prevention, Control, Sequelae, Prognosis, Sources, Publications, Vetstream contributor(s),
Contributors Mr David Scarff BVetMed CertSAD MRCVS
Dr Rosanna Marsella DVM DipACVD
Synonyms Hotspot, Wet eczema

Introduction

  • Cause : primary anal sacculitis, otitis externa, fleabite hypersensitivity, scabies, food allergy, atopy , poor coat hygiene.
  • Signs : lesion = acute onset single or mulifocal area of moist erythema, alopecia, pruritus, apparent pain and exudation.
  • Diagnosis : history, histopathology.
  • Treatment : clip and clean +/- antibiotics + identification of underlying cause of pruritus.
  • Prognosis : responds promptly to appropriate therapy, may recur.
    Print off the owner factsheet Hot spots (wet eczema, pyotraumatic dermatitis) Hot spots (wet eczema, pyotraumatic dermatitis) to give to your client.

Diagnosis

Clinical signs

  • Classical surface pyoderma.
  • Moist, exudative lesion with clearly demarcated borders.

Diagnosis

Differential diagnosis

  • Localized deep pyoderma Skin: deep pyoderma especially on the face.
  • Demodicosis Skin: demodectic mange.
  • Dermatophytosis Skin: dermatophytosis.
  • Pythosis (in South East US).

Sequelae

Prognosis

  • Excellent: not life-threatening but tends to recur.

Sources

Publications

Refereed papers

  • Littlewood J D, Lakhani K H, Paterson S, Wood J L N & Chanter N (1999) Clindamycin hydrochloride and clavulanate-amoxycillin in the treatment of canine superficial pyoderma. Vet Rec 144 (24), 662-665.
  • Hill P B & Moriell K A (1994) Canine pyoderma. JAVMA 204 , 334-340.

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