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 Black squirrel is native to the eastern and midwestern United States, and to the southerly portions of the eastern provinces of Canada. Grey mating pairs may produce black offspring, and in areas with high concentrations of black squirrels, mixed litters are common.