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An afferent pupillary defect is an eye condition where one eye is less sensitive to light, and will not contract as sharply in response to light as the unaffected eye.This can be a sign of optic nerve damage, tumor, glaucoma, and a number of other eye issues.n afferent pupillary defect may be a sign of damage to the optic nerve. An afferent pupillary defect may be a sign of glaucoma or other eye conditions.
Acute Flaccid Myelitis (AFM) is a variant or sub-type of transverse myelitis. AFM is inflammation of the spinal cord and generally presents with unique clinical and MRI features that are not typical of classical transverse myelitis. AFM abnormalities noted on MRI are predominantly found in the gray matter of the spinal cord. In 2013, an outbreak of what is now believed to be this sub-type of transverse myelitis occurred in California and more cases were reported in the summer and fall of 2014 across the United States.