Priscilla graduated with honours from The University of Melbourne in 2005.

She worked as a mixed practice veterinarian in Bendigo for three years before undertaking veterinary pathology training as a tutor, also at The University of Melbourne.

Priscilla then worked as a pathologist and lecturer at the University where she was involved with diagnostic duties and teaching DVM students in anatomic pathology. She became a member of the Australian and New Zealand College of Veterinary Scientists in Pathobiology in 2010 and a diplomate of the American College of Veterinary Pathologists (Anatomic pathology) in 2021.