As a long-time piano teacher, Nevada City’s Jean Poff probably has heard some very painful tunes over the years. But that was nothing like the abdominal pain she felt about six weeks ago in her own body. By 5:30 in the afternoon that Monday, she and her husband Roger knew it was time to get her to the hospital. “I’m glad we don’t have to go out of town to get hospital care,” she said. “It makes it easy to decide when the Emergency Department (ED) at Sierra Nevada Memorial (SNMH) is only eight minutes away from our home.” That …