ISFM Member Monday Feline abdominal ultrasonography: What’s normal? What’s abnormal? The kidneys and perinephric space Abdominal ultrasound plays a vital role in the diagnostic work-up of many cats presenting to general and specialist practitioners. Ultrasound examination of the kidneys and perinephric space can provide important information on several conditions including chronic renal disease, hydronephrosis and perinephric pseudocyst formation. This Clinical Review, which is part of an occasi