Multifocal hepatic necrosis in a bovine fetus

Multifocal hepatic necrosis in a bovine fetus
History:  Two aborted bovine fetuses were submitted.  One had been partially scavenged, the other was intact.   The herd was vaccinated on 10/10/08 with Bovishield Gold VL5 and Ultrabac 7.   There are 24 heifers in the herd and 6 have aborted at the same time.
Gross Lesions: None, the placenta was [...]