Diseases of Commercial Turkeys Flashcards
(24 cards)
Slaughter age of turkeys…
- Females = 12-15wks (5.5kg)
- Males = 18-21wks (17-19kg)
Tx of Wet Litter Enteritis…
ABs -> amoxicillin, tetracyclines, tylosin
Prevention of Wet Litter Enteritis…
- Proper nutrition, water quality/ hygiene
- Probiotics, competitive exclusion
- Acidification (feed/ water)- pH 4.2 (<gram -ve bacteria)
Tx/ prevention of Coccidiosis…
- Coccidiostats- Monensin, Diclazuril
- In drinking water- Toltrazuril, Sulphonamides, Amprolium
Aetiology of ‘Blackhead’…
Histomonas meleagridis
- intermediate host = Heterakis gallinarum
Tx of ‘Blackhead’…
Flubendazole, biosecurity
Signs of Turkey Coronavirus…
severe depression, high morbidity, watery scour (9-11wks)
Dx of Turkey Coronavirus…
PCR
Presentation of Astrovirus…
5-10do, severe typhlitis -> high culling
Dx of Astrovirus…
PCR (1-12wks)
Presentation of Rotavirus…
2-3wo, enteritis, vent packing
Dx of Rotavirus…
EM, isolation, PCR
Tx/ prevention of Rotavirus…
No specific Tx, hyperimmune egg powder, maintain hydration, biosecurity
Bacterial diseases of Turkeys… (3)
Erysipelas, ORT, Bordetellosis
Aetiology of Erysipelas…
Erysipelothrix rhusiopathiae
Ornitobacterium rhinotracheale (ORT) aetiology…
Bordatella avium
Presentation of ORT in turkeys…
mild respiratory signs (12-14wks), lameness (joint infection)
Dx of ORT…
PCR, serology (difficult to grow)
Tx of ORT…
ABs
Prevention of ORT…
Management, biosecurity
Aetiology of Bordetellosis…
Bordatella avium
Dx of Bordetellosis…
Serology, culture, PCR
Tx of Bordetellosis…
ABs (sulphonamides, tetracyclines)
Prevention of Bordetellosis…
Vaccine (temp sensitive- 34degrees)
