Kidney specialist Steven Peitzman, a professor at Drexel University College of Medicine, says physicians who are now in their 60s and 70s used to get praise if they had the "ear" to hear and interpret ...

To hear a patient's heart, doctors used to just put an ear up to a patient's chest and listen. Then, in 1816, things changed. Lore has it that 35-year-old Paris physician Rene Laennec was caring for a ...