Journal article

Evaluation of pregnancy and foaling rates after reduction of twin pregnancy via transvaginal ultrasound-guided aspiration in mares

Jutta Klewitz, Natali Krekeler, Florian Ortgies, Antje Heberling, Corinna Linke, Harald Sieme

Journal of the American Veterinary Medical Association | AMER VETERINARY MEDICAL ASSOC | Published : 2013

Abstract

OBJECTIVE: To assess pregnancy and live foaling rates after reduction of twin pregnancy via transvaginal ultrasound-guided aspiration (TUA) in mares and evaluate effects of gestational period, localization of conceptuses, fluid aspiration volume, and combination of TUA with embryonic or fetal puncture on these outcomes. DESIGN: Clinical trial. ANIMALS: 44 mares pregnant with twins (25 to 62 days of gestation). PROCEDURES: TUA was performed in all mares and combined with embryonic or fetal puncture in 13. Follow-up ultrasonographic examinations were performed by referring veterinarians. Effects of gestational period and TUA-related variables on pregnancy and foaling rates were assessed. RESUL..

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University of Melbourne Researchers