brain mapping: functional MRI and DTI. Functional MRI (magnetic resonance imaging) is a noninvasive diagnostic test that measures small changes in blood flow as a person performs tasks while in the MRI scanner. Functional MRI detects the brain in action (e.g., speaking or moving).
Back injections may help treat two major back pain problems: radiculopathy and spinal stenosis. Doctors also use injections for other types of back pain. Sometimes, they also use them to help find out what's causing the pain. Radiculopathy refers to inflammation or damage to a nerve usually in the neck or the low back.
(Advil, Motrin, and generic) or naproxen (Aleve and generic). Some kinds of chronic or periodic pain in particular â such as nerve pain, migraines, or fibromyalgia â are best. treated with other types of drugs, not opioids. Talk with your doctor about nondrug measures, too. Studies. show they can ease chronic pain, either alone or in combination with drugs.