Equine influenza is a highly contagious viral disease that usually affects young horses
Often called “grey horse tumors”, melanomas affect up to 80% of older grey horses, although they can also be found in individuals of all coat colors.
Kidneys constitute the second major elimination organ of the body, with the liver. Kidneys are positioned in the abdomen, under the lumbar vertebrae and are about 14-18 cm length with a somewhat bean shape.
The uvea is the area of the ocular globe that encompasses the iris, the ciliary body and the choroid. When it is inflamed it is called uveitis, this condition is relatively common in the horse.