Felis ISSN 2398-2950

Pregnancy diagnosis

Contributor(s): David Godfrey, Rob Lofstedt, Autumn P Davidson


  • Pregnancy diagnosis and subsequent examinations are important because:
    • Permits better cattery husbandry when pregnancy is confirmed.
    • Permits earlier evaluation for failure to conceive.
    • Owners can home/sell kittens while they are still in utero.
    • The fertility of the male can be proven.
    • The health of the pregnancy and fetal viability can be monitored. 
    • Gestational aging is possible.
    • Stud fees can be paid on the basis of a positive pregnancy diagnosis.
    • Owner can prepare for the parturition Parturition.
    • Single kitten syndrome can be confirmed and managed appropriately.
    • Non-gravid females need not be treated unnecessarily to terminate pregnancies.


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Further Reading


Refereed papers

  • Recent references from PubMed and VetMedResource.
  • Davidson A P & Baker T W (2009) Reproductive ultrasound of the bitch and queen. Top Companion Anim Med 24 (2), 55-63 PubMed.
  • Zambelli D, Prati F (2006) Ultrasonography for pregnancy diagnosis and evaluation of queens. Theriogenology 66 (1), 135-144 PubMed.
  • Haney D R, Levy J K, Newell S M et al (2003) Use of fetal skeletal mineralization for prediction of parturition date in cats. JAVMA 223 (11), 1614-1616 PubMed.
  • Davidson A P, Nyland T G, Tsutsui T (1986) Pregnancy diagnosis with ultrasound in the domestic cat. J Vet Radiol 27 (4), 109-114 VetMedResource.