The sapphire, together with the ruby, are members of the corundum group, which is the mineralogical name for aluminium oxide that crystallised into gemstones a long time ago as a result of pressure and heat at a great depth.
Vascular Neurology Doctors and Physicians (Vascular Neurologists) Vascular neurology is the study and treatment of vascular diseases of the nervous system. A neurologist is a physician who diagnoses and treats nervous system disorders. A vascular neurologist treats patients who have disorders of the veins and arteries in the nervous system. Diseased vessels that provide circulation to the nervous system can generate problems such as a stroke or hemorrhage that affects the brain or spinal cord.
A neurologist is a doctor who specializes in treating diseases of the nervous system.The nervous system comprises the central and peripheral nervous system. This complex system involves the spinal cord and the brain.eurologist Subspecialties. Because the nervous system is complex, a neurologist may specialize in a specific area. Subspecialties have evolved in order to narrow a doctorâs focus. For example, some doctors specialize in treating children with neurological problems.