Ray Cruz, a patient at Monroe Carell Jr. Children’s Hospital at Vanderbilt, performed the national anthem at the Nashville Predators Hockey Fights Cancer night.

She joins a small cadre of other flight chaplains in the U.S.

Vanderbilt’s Jesse Ehrenfeld, MD, MPH, right, testified Feb. 27 before the U.S. House Armed Services Committee on military policy affecting transgender service members.

The opportunity for eligible physicians to vote in U.S. News & World Report’s “Best Hospitals” survey will remain open through March. Online voting takes place on Doximity (www.doximity.com). To participate, eligible physicians must complete their survey on Doximity before the close of the voting period.

The discovery that kidney cells with mutations in a certain gene are sensitive to therapies called PI3K inhibitors opens new opportunities for applying precision medicine to cancer treatment.

Understanding how natural brain chemicals with pain-relieving properties interact with administered opioids may guide personalized approaches for pain management.