The Boss-Holzach-Matter (aka Davos, self-reduction) technique was less painful than the physician-driven Spaso technique and just as successful and efficient.

Acetaminophen (APAP) was not inferior to diclofenac or APAP+diclofenac for acute extremity pain at 90 minutes.

Watch this video on MSK ultrasound techniques for the ED.

Naproxen + placebo was as good as (possibly better than) naproxen plus orphenadrine or naproxen plus methocarbamol for acute low back pain.

Spinal manipulative therapy is a part of the armamentarium for acute low back pain treatment.

The Ottawa ankle rule may reduce x-ray utilization for foot/ankle injuries.

There is a growing emphasis on non-pharmacologic treatments for low back pain, and a deemphasis on using opiates.

Pharmacologic treatments for acute low back pain were moderately helpful, at best, and included NSAIDs, possibly muscle relaxers, and steroids, but only for radicular pain.

Diazepam doesn't help low back pain.  Here is RCT data that proves it.

ultiple concussions in high school caused increased symptoms but did not lead to poorer cognitive outcome.