Dr. Scott Atlas is President Trump's new coronavirus adviser. His ideas are sometimes at odds with those of public health professionals. Chris O'Meara/AP hide caption
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"The optimist in me says in three years we can train this tool to read mammograms as well as an average radiologist," says Connie Lehman, chief of breast imaging at Massachusetts General Hospital in Boston. Kayana Szymczak for NPR hide caption
Contrast agent, a drug that enhances CT scans, is sometimes skipped because of concerns about side effects. Morsa Images/Getty Images hide caption
A team at Johns Hopkins Medicine in Baltimore is developing a tumor-detecting algorithm for detecting pancreatic cancer. But first, they have to train computers to distinguish between organs. Courtesy of The Felix Project hide caption
For Some Hard-To-Find Tumors, Doctors See Promise In Artificial Intelligence
Dr. Eduardo Ibarra checks the blood pressure of Carmen Garcia Lavoy in the Toa Baja area of Puerto Rico. He's been making house calls in the area with nurse Erika Rodriguez. Jason Beaubien/NPR hide caption
Breasts deemed "dense" in a mammogram tend to have less fatty tissue and more connective tissue, breast ducts and glands, doctors say. About 40 percent of women between the ages of 40 and 74 have dense breasts. Lester Lefkowitz/Getty Images hide caption
Radiation therapy is effective in treating breast cancer but typically requires dozens of visits over five to seven weeks. A newer protocol takes just three weeks. Antonia Reeve/Science Source hide caption
Life online is all about sharing images. Being able to share medical images would make health care a lot easier, patients say. Science Photo Library/Corbis hide caption
A woman gets a mammogram in Putanges, France. Mychele Daniau/AFP/Getty Images hide caption