1. Department of Pathology; Federal University of Minas Gerais; Belo Horizonte Brazil
2. Anatomy of Domestic and Wild Animals Program; Department of Surgery; School of Veterinary Medicine and Animal Science; University of São Paulo; São Paulo Brazil
3. Department of Natural Sciences; Federal University of São João del Rei; São João Del Rey Brazil
4. Department of Radiology; Columbia University Medical Center; New York NY USA