Kathy C. Tater, DVM, DACVD
Adam P. Patterson, DVM, DACVD
All normal dogs have a small number of Demodex species mites that live in their hair follicles. These mites are not visible to the naked eye. But some dogs develop an overgrowth of these mites, a condition called demodicosis, or demodectic mange.
Janean Fidel, DVM, MS, DACVR (radiation oncology), DACVIM (oncology)
One might be tempted to say that a tumor that rarely spreads to the lungs does not require thoracic radiography, but I cannot think of any instance in a cancer patient's work-up in which looking at the thorax is unnecessary.