A 68-year-old woman complains of diffuse, severe myalgia. She reports stiffness, heaviness, and cramping, which are most marked in her thighs and calves. The heaviness and discomfort result in a sensation of weakness as well. More »

For 2 months, a 68-year-old man had had progressive weakness, arthralgia, myalgia, and a rash on the arms and legs. Closer examination of the rash showed... More »

An 82-year-old woman complains that for the past 6 months, she has "not felt like herself." Previously, she was very active and energetic; in fact, 9 months earlier, she had vacationed in Hawaii. It now takes all of her energy just to get out of bed. More »