True about subarachnoid block (spinal anesthesia):

Ans. D. Hypotension is most common side-effectSubarachnoid block:Most commonly used anaesthetic techniqueAdult level is usually L3-4Indications:Ohopaedics surgery general surgery (pelvic & perineal), gynecological & obstetrical surgery' urological surgeries etc.,Most commonly drugs used in India are- xylocaine (lignocaine) & Sensoricaine (bupivacaine)Hypotension is most common side-effect:Managed by preloading & intraoperative fluids vasopressors. For this good i.V access is very imPoant.