👉 Orthorrhapha is a medical condition that involves a misalignment of the lower back and pelvis. It can be caused by trauma, spinal disorders, or other conditions that affect the spine. Symptoms may include pain in the lower back, difficulty with bending forward, and stiffness in the legs. The term "orthorrhapha" is derived from the Greek word "orthos," meaning "straight," which was used to describe the condition of being unable to straighten the body when lying down