Other Causes of a Relative Afferent Pupillary Defect. 1  Amblyopia: If severe, can lead to a relative afferent pupillary defect. 2  Cerebral vascular disease: Usually, it is an optic nerve disorder that leads to an RAPD, rather than an optic tract or visual cortex disorder.
Squirrel: Squirrel, (family Sciuridae), generally, any of the 50 genera and 268 species of rodents whose common name is derived from the Greek skiouros, meaning âshade tail,â which describes one of the most conspicuous and recognizable features of these small mammals. These distinctive animals occupy a range
The most well known genus of tree squirrels is Sciurus, which includes the Eastern gray squirrel of North America (and which was introduced in 1876 to Great Britain), the red squirrel of Eurasia, and the North American fox squirrel, among many others.ree squirrels are the members of the squirrel family (Sciuridae) most commonly referred to as squirrels. They include over a hundred primarily tree-dwelling species, native to all continents except Antarctica and Australia.