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.
Long-acting opioids are usually used forchronic pain that lasts most of the day.They are taken at regularly scheduledtimes, such as every 12 hours. In addi-tion, a short-acting pain medicine is usu-ally prescribed at the same time, withinstruction to take a dose as neededshould the pain temporarily increase. Examples of oral long-acting opioids:morphine(such as Oramorph Â® tablets, MS Contin Â® tablets, or Avinza Â® capsules)oxycodone(such as OxyContin Â® tablets).