A structurally normal spine that appears to have a lateral curve (scoliosis). Nonstructural scoliosis involves a temporary change of spinal curvature. This is caused by an underlying condition such as a difference in leg length, muscle spasms, or inflammatory conditions, (e.g. appendicitis), which may produce muscle spasm. Functional scoliosis is t [..]

Any scoliosis that is caused by leg length or other functional disorder and not by a primary curvature of the spine.