CASE HISTORY A 61-year-old, right-hand dominant man was brought to the emergency department (ED) after catching a heavy object in his left arm and causing a hyperextension injury to his left elbow. He ...

Polycystic kidney disease (PKD) is a genetic condition marked by the growth of numerous cysts (fluid-filled sacs) in the kidneys. The cysts become larger and the kidneys enlarge along with them.