Equine dermatological ID Flashcards
Which pathogen causes abscesses (Bastard strangles)
Streptococcus equi equi
What is the sign of an infection with Streptococcal bacteria?
Mild to moderately painful skin infections and abcess
How is a Streptococcal infection treated?
Sensitive to penicillin
Drain abscesses
Topical antimicrobial washes
What is the most common equine dermatological infection?
Staphylococcal dermatitis
What are the clinical signs of Staphylococcal dertmatitis?
- Very painful
- Localised exudative
- Focal lesions
What are the 5 clinical syndromes of Staphylococcal dermatitis?
- Pyoderma (pus in the skin)
- Saddle rash
- Pastern folliculitis
- Wound infections
- Abscesses
Why is Staphylococcal dermatitis treatment problematic?
Pattern of antimicrobial resistance is variable
What is the other name for Dermatophilosis?
Rain scald
How can Dermatophilosis be diagnosed?
- Initial small lesions
- More severe disease in winter: matted hair, adherent crusts
- Mild pain
- Use direct smears
How is Dermatophilosis tretaed?
Removal to a dry environment
Removal of matted hair and crusts
Antimicrobial washes
Systemic antimicrobials
What is the other name for Dermatophytosis?
Ringworm
Describe the appearance of ringworm
- Small 5-20mm circular patches of hair
- Accumulation of keratinised squames
- Weakening of hair = bald patches
How is Dermatophytosis treated?
- Isolate horse: highly infectious and zoonotic
- Most are self limiting 5-10 weeks
- Topical treatment
- Environmental treatment e.g. tack, brushes
Where does viral papilloma (grass warts) effect on the body?
Multiple pink or grey lesions on muzzle, lips, face, limbs and genital areas
Name this disease: contagious, venereal disease caused by EHV-3
Coital exanthema
