Spinal anaesthesia for caesarean section: current clinical practice.

Spinal anaesthesia has evolved as the preferred anaesthetic technique for most cases of caesarean section. Having been extensively studied and refined over the years, there are few situations where a spinal is absolutely contraindicated. While general anaesthesia will always have a place in obstetrics, in experienced hands a spinal offers safety, efficacy and an improvement in maternal morbidity.