Small Ruminant Lameness Flashcards
What are the two causative agents of contagious foot rot in sheep and goats?
(Dichelobacter nodosus and Fusobacterium necrophorum)
What antibiotics can be used for treatment of contagious foot rot in sheep and goats?
(Pen-G (20,000 IU/lb one dose), oxytet (9 mg/lb), and gamithromycin (6 mg/kg))
What are the footbath/foot soak types that are commonly used for prevention/treatment of contagious foot rot in sheep and goats?
(10% zinc sulfate, 10% copper sulfate, and 5% formalin)
Of the footbath options for treatment of contagious foot rot in sheep and goats, which is the most desirable to use and why?
(10% zinc sulfate, least toxic of the three soaking agents; copper is toxic if drunk and it stains wool, formalin can scald the feet)
What are the causative agents of ovine interdigital dermatitis?
(Fusobacterium necrophorum and Trueperella pyogenes)
Foot scald aka interdigital dermatitis is usually seen during what weather conditions?
(Wet weather conditions, or if there is a lot of morning dew)
What clinical sign being present in a case of foot scald would indicate the necessity of injection antibiotics (penicillin or tetracycline) versus just spraying between the toes with 4g of tetracycline powder diluted with 1 quart of isopropyl alcohol?
(Swelling of the coronary band → indicates cellulitis)
What is the most common sign of CAE in mature goats?
(Chronic hyperplastic polysynovitis-arthritis → carpal joints almost always affected, may involve stifle, hock, coxofemoral, and atlanto-occipital joints)
How can animals obtain CAE infections?
(Via colostrum and milk from an infected doe, iatrogenically from shared surgical equipment (blood), via inhalation, and in utero)
How do you heat treat colostrum to aid in prevention of spread of CAE, Mycoplasma, and lots of other diseases that are transmitted via colostrum?
(Heat to 135-140 F for 60 minutes)
