Porous asphalt is 10 percent to 20 percent more expensive than standard asphalt, and pervious concrete or blocks are more expensive than asphalt. However, these costs are offset by the elimination of the need for detention basins, which cost $2,000 to $2,500 per parking space.
NeuroRecovery Network (NRN): The NeuroRecovery Network (NRN) is a network of clinical rehabilitation centers and Community Fitness and Wellness gym facilities that make up two branches of care for people with spinal cord injuries and other neurological disorders.
Non-arteritic anterior ischemic optic neuropathy (NAION) refers to loss of blood flow to the optic nerve (which is the cable that connects the eye to the brain).This condition typically causes sudden vision loss in one eye, without any pain.inally, it is called an âoptic neuropathyâ because it is an injury to the optic nerve, which disrupts the ability of eye to send information to the brain. The eye examination for a patient with NAION shows swelling of the optic nerve (arrows), due to injury from. reduced blood flow.