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Pregnancy Failure Canine Feline Porcine Dog and cat Canine - - PowerPoint PPT Presentation
Pregnancy Failure Canine Feline Porcine Dog and cat Canine - - PowerPoint PPT Presentation
Pregnancy Failure Canine Feline Porcine Dog and cat Canine conceptus Dogs and Cats Zonary placenta sampling Expectations - Dogs Up to 20% mortality 103 puppies from 24 dogs 3 stillborn 11 died within 48 hrs 27,221 female dogs
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Canine conceptus
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Dogs and Cats
Zonary placenta
sampling
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Expectations - Dogs
Up to 20% mortality 103 puppies from 24 dogs
3 stillborn 11 died within 48 hrs
27,221 female dogs
Abortion – 6.8% Stillbirth – 7.4%
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Expectations - Feline
Litter size 4.6 Birth weight 93.5g Stillbirth 7.2% Perinatal mortality 9.1% (to 8 weeks)
Andrew H Sparkes, Katherine Rogers, William E Henley, Danielle A Gunn-Moore , Julia M May, Timothy J Gruffydd- Jones, Claire Bessant. A questionnaire-based study of gestation, parturition and neonatal mortality in pedigree breeding cats in the UK. J Fel Med Surg 2006 8: 145-157
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Dogs
Bacteria
Streptococcus spp
Brucella canis
Salmonella
Campylobacter
Mycoplasma/Ureaplasma
Other
Viruses
Canine herpesvirus
Canine distemper/hepatitis
Protozoa
Toxoplasma
Neospora
Endocrine
Progesterone deficiency (hypoluteism)
Hypothyroidism
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Canine herpesvirus
Neonates to 4 wks Temperature 320C
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Cats
Feline herpesvirus Feline calicivirus FIV, FeLV Salmonella
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Pigs
No diagnosis 72 Infectious 28
Porcine parvovirus Porcine Reproductive and Respiratory Syndrome Porcine circovirus 2 Leptospirosis
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Specific differences
large litter size and placental structure means competition for space - mummies, stillbirths, resorption. all membranes are fused necrosis of tips of placenta normal. areolae present much mineral
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Porcine placenta
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Necrotic tips
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SMEDI
Stillbirth, mummification, embryonic death, infertility
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