What is Autonomic Dysreflexia? Autonomic Dysreflexia, also known as hyperreflexia, represents over-activity of the Autonomic Nervous System causing an abrupt onset of excessively high blood pressure. Individuals’ with a spinal cord injury at T-6 level or above are usually at risk for Autonomic Dysreflexia.   Autonomic Dysreflexia can develop quickly and is potentially life threatening and […]