A dermatome is an area of skin supplied by a single spinal nerve. There are 31 pairs of spinal nerves, forming nerve roots that branch from your spinal cord, but only 30 dermatomes. Your spinal ...

Last month we discussed that the higher level (L1-L2, L2-L3 and L3-L4) lumbar disc herniations present significantly different than the more common lower level (L4-L5 and L5-S1) lumbar disc ...