Warts. Corbis Images. Facial warts aren't just for wicked witches: Warts on your fingers can be caused by human papillomavirus, or HPV, Shapiro says. These warts can easily spread to other fingers, your face, your mouth, and even your lips, adds Arthur.
CT scans of the kidneys are useful in the examination of one or both of the kidneys to detect conditions such as tumors or other lesions, obstructive conditions, such as kidney stones, congenital anomalies, polycystic kidney disease, accumulation of fluid around the kidneys, and the location of abscesses.
A kidney scan is done to: 1  Check the blood flow through the kidneys. 2  See how a transplanted kidney is working. 3  Check the extent of kidney damage caused by an injury or infection. 4  Find an obstruction in the kidney or ureter, such as from a kidney stone. 5  Find growths in the kidneys (rare).uring a scan to look at kidney function, a radioactive tracer substance is injected into a vein in the arm and then travels through the bloodstream to the kidneys. The tracer flows through the blood vessels in the kidneys and then is excreted into the urine.