6543. Diagnosis and Management of Lumbar Spinal Stenosis: A Review.
Lumbar spinal stenosis is a prevalent and disabling cause of low back and leg pain in older persons, affecting an estimated 103 million persons worldwide. Most are treated nonoperatively. Approximately 600 000 surgical procedures are performed in the US each year for lumbar spinal stenosis.
6545. Association of SARS-CoV-2 Infection During Pregnancy With Maternal and Perinatal Outcomes.
作者: Elisabeth McClymont.;Arianne Y Albert.;Gillian D Alton.;Isabelle Boucoiran.;Eliana Castillo.;Deshayne B Fell.;Verena Kuret.;Vanessa Poliquin.;Tiffany Reeve.;Heather Scott.;Ann E Sprague.;George Carson.;Krista Cassell.;Joan Crane.;Chelsea Elwood.;Chloe Joynt.;Phil Murphy.;Lynn Murphy-Kaulbeck.;Sarah Saunders.;Prakesh Shah.;John W Snelgrove.;Julie van Schalkwyk.;Mark H Yudin.;Deborah Money.; .
来源: JAMA. 2022年327卷20期1983-1991页
There are limited high-quality, population-level data about the effect of SARS-CoV-2 infection on pregnancy using contemporaneous comparator cohorts.
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