Doctors' use of CT head scans for hospitalized patients didn't change when the prices were revealed at the time an order was being made. Wikimedia Commons hide caption

itoggle caption Wikimedia Commons

What's up, doc? How would you feel if your doctor shared a picture like this one? Dr. Ryan Greysen hide caption

itoggle caption Dr. Ryan Greysen

Redskins quarterback Robert Griffin III lays on the field after injuring his knee during an NFL playoff loss to the Seattle Seahawks on January 6. Griffin had knee surgery two days later. Richard Lipski/AP hide caption

itoggle caption Richard Lipski/AP

Maribel Ramos, 13, has both sickle cell disease and an abnormality of blood vessels called moyamoya. Both put her at risk of stroke, and, together, they add up to a 95 percent chance of a major stroke. Richard Knox/NPR hide caption

itoggle caption Richard Knox/NPR

To reduce errors by doctors in training, medical educators have capped how long they can work. But enforcing the limits can be a challenge. iStockphoto hide caption

itoggle caption iStockphoto

Drama ensues when doctors work to save patients bleeding from traumatic injuries. Ian Roberts hide caption

itoggle caption Ian Roberts

Who's there? A radiologist studies digital X-rays in a viewing room at what is now called the Walter Reed National Military Medical Center in Bethesda, Md. Seth Rossman/U.S. Navy hide caption

itoggle caption Seth Rossman/U.S. Navy

New research suggests that doctors who communicate online with their patients may not see a drop in office visits. iStockphoto.com hide caption

itoggle caption iStockphoto.com

Workers in the Georgia secretary of state's office have fallen behind on licensing applications for nurses. Jim Burress/WABE hide caption

itoggle caption Jim Burress/WABE

Barbara Fleming is evacuated from Bellevue Hospital by Victor Rivera in the aftermath of Superstorm Sandy in New York on Oct. 31. Carlo Allegri/Reuters/Landov hide caption

itoggle caption Carlo Allegri/Reuters/Landov