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Pathology in Practice

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  • 1 Programa de Pós-Graduação em Medicina Veterinária (PPGMV), Universidade Federal de Santa Maria (UFSM), Santa Maria, RS, Brazil
  • | 2 Curso de Graduação em Medicina Veterinária, Universidade Comunitária da Região de Chapecó (Unochapecó), Chapecó, SC, Brazil
History

A near-term male Angus calf stillborn from a healthy primiparous cow was found dead, the second similar case in 2 weeks. The farm was located in Rio Grande do Sul, the southernmost Brazilian state; held approximately 270 adult cattle, and a moderate tick infestation. This was a closed herd that was vaccinated against bovine herpesvirus type 1 (BoHV-1), bovine viral diarrhea virus (BVDV), rabies virus, Clostridium sp, rotavirus, and brucellosis. The calf was submitted for postmortem examination. One month after the stillbirth, the cow was still healthy.

Gross Findings

No ticks were detected on the carcass. The

Contributor Notes

Corresponding author: Dr. Flores (marianamflores@yahoo.com.br)

In collaboration with the American College of Veterinary Pathologists