Symptoms of Retained Placenta in Horses Lethargy. Fever. Weakness. Diarrhea. Excessive sleeping or resting. Bloating. Colic symptoms. Swollen and painful joints. Inability to stand.Retained Fetal Membranes in Mares. In cases of prolonged retention of fetal membranes, antimicrobials should be administered prophylactically, along with other therapeutic strategies aimed at preventing laminitis (see Laminitis in Horses ). Mares that have recovered from retention of fetal membranes do not generally have lower fertility. placental retention in horses
Unlike cattle, dystocia in the mare is usually due to abnormalities of fetal positioning and posture, caused by the long limbs and neck of the foal, or congenital deformities such as wry neck, contracted tendons, or ankylosis of joints. Rarely, dystocia in the horse is due to fetomaternal disproportion.
Most clinicians consider the fetal membranes to be retained if they are not passed within three hours of birth. Retention of the fetal membranes (RFM) is one of the most common peripartum problems in the mare, with an incidence in the range from 2 to 10. The placental retention time for this group of mares ranged from a minimum of 119 minutes to a maximum of 183 minutes with a mean of 148 minutes. A decrease in pregnancy rate followed on breed ing at the foaling heat in mares that had a placental retention time greater than one hour.placental retention in horses Jan 01, 2002 In the Aftermath of BirthRetained Placenta. The birth of a foal is a wondrous event; if all goes well, it is over quickly as the mare goes through the three stages of labor.
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