Can arachnoiditis be caused from a previous spinal anesthesia during a c-section? Have chronic back pain since. Pregnant again and scared for spinal

Varies. Arachnoiditis is a scarring that occurs inside the dural sac often associated with a clumping if the nerve roots and chronic pain. It.would seem fairly unlikely to occur from a spinal, but it can occur in theory from any intervention into the spine.