The Visual Guide to
Bovine Reproduction
Abortion: Undetermined Cause
![Idiopathic Early Abortion.](images/babn25.jpg)
Idiopathic Early Abortion.
Five week old degenerate embryo. Cause unknown.
Drost M (1969)
![Idiopathic Early Abortion.](images/babn24.jpg)
Idiopathic Early Abortion.
Five week old dead embryo. The amniotic sac is collapsed around the embryo.
Drost M (1969)
![First Trimester Abortion.](images/babn12.jpg)
First Trimester Abortion.
Abortion at 2.5 months. Cause of abortion is undetermined. Could be iatrogenic, after Prostaglandin F2alpha injection.
Drost M (1969)