Pregnancy Flashcards
Which hormone is responsible for the establishment and maintenance of pregnancy in the dog, and where is it coming from?
Progesterone and ovary
Which method can be used for earliest pregnancy diagnosis in the bitch?
Ultrasound at day 28
Name 5 things/requirements that are important for ensuring a healthy pregnancy in the bitch.
- Nutrition: puppy food or all life stages food that is 30% protein, 20% fat and rich in DHA
- Preventative Care: fenebendazole after day 40
- Pre-breeding vaccinations and brucellosis test
- Biosecurity
- Husbandry setup for whelping
T/F: progesterone can distinguish between pregnant and not pregnant animals
F!
__ and __ are reasons for physiologic resorption of embryos
Overcrowding and genetic abnormality
Name a few infectious causes of embryo resorption
Bacteria: B. Canis, E. Coli, Staph., Strep, camp jejuni, salmonella, mycoplasma, ureaplasma
Viral: CHV-1, parvovirus, distemper
Name a few non infectious causes of embryo resorption
CEH, hypoluteoidism, endocrine disorders, drugs, toxins, nutrition, trauma
How do we age fetus’s?
Take the biparietal diameter on ultrasound and measure at least 2 fetuses and take the average
What can owners monitor at home to know when their bitch is going into labor?
Temperature -> if the temperature drops to 98.5 or drops around 2 degrees then its time
If the P4 drops below __ then whelping will likely happen within 24 hours
2ng/mL
Once progesterone drops __ will also drop in preparation for whelping
Temperature
Embryo resorption is < __ of gestation and many show __ and ___ on ultrasound
35 days, thickened endometrium, edema
P4 > __ng/mL is needed to maintain pregnancy
2
If embryonic resorption happens and there are viable embryos present then you should __
Recheck
If embryonic resorption happens and all embryos are dead, what should you do?
Complete emptying of the uterus spontaneous, through medical management(PGF2alpha, aglepristone, cabergoline) or an OHE
