In conclusion, Continuous spinal anesthesia was found to be a technique which has marked advantages in many clinical circumstances, such as the patient with multiple co-morbidities who needs lower body surgery in which general anesthesia and other types of Neuraxial blocks may have marked side effects on his condition. Continuous spinal anesthesia combine the benefits of both general anesthesia and other Neuraxial blocks in the term of better hemodynamic stability, minimal drug load, extension of anesthesia for long operations, accurate control over the level of the block, decreasing incidence of most intra and post-operative anesthesia related complications. Continuous spinal anesthesia can be performed effectively and safely in high-risk
