By Mayo Clinic Staff. An intravenous pyelogram (PIE-uh-low-gram), also called an excretory urogram, is an X-ray exam of your urinary tract. An intravenous pyelogram lets your doctor view your kidneys, your bladder and the tubes that carry urine from your kidneys to your bladder (ureters).
The silver, silver dapple, chocolate flax or Taffy gene. Silver, or silver dapple is the common term used for horses with a dilution gene that works to dilute black pigment. The gene usually causes a partial lightening of black pigment in the body coat and a more extreme lightening (or âsilveringâ) of the mane and tail.
aortic rupture. 1  1. in horses is caused by weakening of the wall of the aorta by migrating strongyle larvae. 2  2. sudden death in growing turkeys due to dissecting aneurysmal rupture of the aorta and death due to internal hemorrhage; the cause is unknown.