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| A vaginal swab, fetuses, and placentae should be submitted for laboratory examination. <br><br> | | A vaginal swab, fetuses, and placentae should be submitted for laboratory examination. <br><br> |
| Blood samples are collected from all aborted ewes for toxoplasma and EAE serology. | | Blood samples are collected from all aborted ewes for toxoplasma and EAE serology. |
− | |l1= | + | |l1=Abortion - Sheep |
| |q2=List the common causes of abortion. | | |q2=List the common causes of abortion. |
| |a2= | | |a2= |
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| ''C. psittaci'' was demonstrated in direct smears from the placentae and a strong positive titre obtained in three of four blood samples; a very high titre for toxoplasma was recorded for the other ewe. <br> | | ''C. psittaci'' was demonstrated in direct smears from the placentae and a strong positive titre obtained in three of four blood samples; a very high titre for toxoplasma was recorded for the other ewe. <br> |
| Any further aborted material must be submitted to monitor the situation. The zoonotic risk of chlamydial abortion, especially to pregnant women, should be stressed. | | Any further aborted material must be submitted to monitor the situation. The zoonotic risk of chlamydial abortion, especially to pregnant women, should be stressed. |
− | |l2= | + | |l2=Abortion - Sheep |
| |q3=What treatments would you consider? | | |q3=What treatments would you consider? |
| |a3=The ewe was treated with intravenous oxytetracycline and made a rapid recovery. The ewe accepted a small male triplet foster lamb. <br><br> | | |a3=The ewe was treated with intravenous oxytetracycline and made a rapid recovery. The ewe accepted a small male triplet foster lamb. <br><br> |
| All ewes in the group were injected with 20 mg/kg long-acting oxytetracycline intramuscularly that same day to reduce further abortions. | | All ewes in the group were injected with 20 mg/kg long-acting oxytetracycline intramuscularly that same day to reduce further abortions. |
− | |l3= | + | |l3=Enzootic Abortion of Ewes#Treatment |
| |q4=What control measures could be adopted? | | |q4=What control measures could be adopted? |
| |a4= | | |a4= |
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| #In this case it was recommended that all ewes which had possibly encountered infection this spring should also be vaccinated, and treated with long- acting oxytetracycline next year 6 weeks and 3 weeks before lambing. | | #In this case it was recommended that all ewes which had possibly encountered infection this spring should also be vaccinated, and treated with long- acting oxytetracycline next year 6 weeks and 3 weeks before lambing. |
| #Vaccination against toxoplasmosis would depend upon titres in aborted versus control ewes. | | #Vaccination against toxoplasmosis would depend upon titres in aborted versus control ewes. |
− | |l4= | + | |l4=Enzootic Abortion of Ewes#Prevention and Control |
| </FlashCard> | | </FlashCard> |
| | | |