Switzer Daily Case history A few years back, I was contacted by a senior political figure in his early fifties reporting that he had had some chest pain when walking up a moderate grade the day before. I was concerned enough by the nature of his symptoms to suggest that he urgently obtain a referral and come to my practice immediately. He phoned his general practitioner and was referred for an assessment. His story was convincing enough for me to perform an urgent stress echocardiogram (which is an ultrasound of the heart before and after a treadmill exercise test). His