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NIHR Signal Intravenous magnesium can reduce shivering in patients after surgery
An infusion of magnesium, given during or immediately after surgery, reduces the proportion of patients who experience shivering in the operating theatre or in recovery from 23% to 9.9%. Shivering is unpleasant for the patient and may place strain on the cardiovascular system, as it increases oxygen use. A review of 64 trials found that intravenous magnesium was effective compared to placebo without any reported adverse effects. In the UK, frequent temperature checks and active warming are rou...
NIHR Signal Local steroid injections may help sciatica
Steroid injections into the opening where nerves exit the spine (transforaminal injections) are slightly more effective than local anaesthetic or a salt solution (saline) injection at reducing pain for adults with sciatica. This study found that all three techniques reduced pain for three months by over three points on a 0 to 10 point scale. It is unclear what effect they have on disability at three months or need for spinal surgery at 12 months. There are other options which may be used when ...
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