Arlene Coulson was awarded her Diploma in Veterinary Radiology by the Royal College of Veterinary Surgeons (RCVS), London, in 1980 and has since continually offered a consultant veterinary radiology service for veterinary surgeons in general practice. She has served as Chairman of the RCVS Radiology Board. Noreen Lewis was awarded her Diploma in Veterinary Radiology by the Royal College of Veterinary Surgeons, London, in 1978. She has since been continually involved in radiography and radiology within both general practice and specialist centres. Both authors have acted as postgraduate t...