Dermatomes are areas of skin that send signals to the brain through the spinal nerves. These signals give rise to sensations involving temperature, pressure, and pain. The part of a nerve that exits the spinal cord is called the nerve root. Damage to a nerve root can trigger symptoms in the nerve’s corresponding dermatome. Below,...
Mechanical problems with the spine, muscles, tendons, and ligaments are the most common causes of lower right back pain. Other causes may include infections, kidney stones, or appendicitis. The treatment for these issues varies depending on the cause, but it may involve physical therapy or surgery. The lower back carries a significant amount of weight...
