Hyphema (or hyphaema, see spelling differences) is blood in the front (anterior) chamber of the eye. It may appear as a reddish tinge, or it may appear as a small pool of blood at the bottom of the iris or in the cornea. ==Epidemiology== The rates of hyphemas in the United States are about 20 cases per 100,000 people annually. ==Causes== Hyphemas ... Found on http://en.wikipedia.org/wiki/Hyphema