Inappropriate elimination is the number one reason owners give for relinquishing their cat to an animal shelter. It also accounts for 50 percent of all reported feline behavior problems. The three main causes for feline inappropriate elimination are a medical problem, urine marking, and aversion to the litter box.
Interventional radiology is a medical sub-specialty of radiology utilizing minimally-invasive image-guided procedures to diagnose and treat diseases in nearly every organ system.
There are several sub-specialties within the field of radiology. For example, interventional radiologists use their imaging skills to insert tiny instruments through catheters, repairing damaged blood vessels in the brain and other areas. Pediatric radiologists specialize in imaging and diagnosing children.