typical preinfarction angina was not recognized as such by the cardiologist or the chiropractor. The typical Wellens warning on the ECG was not recognized because the cardiologist did not record an ECG despite the patient's urging, and the chiropractor did not understand the pattern. Not surprisingly, both were subsequently sued. 1. Figure 2. Electrocardiogram recorded a day later on admission to the hospital showed changes of acute anterolateral myocardial infarction. 440 Baylor University Medical Center Proceedings de Zwaan C, Bär FWHM, Wellens HJJ. Characteristic electrocardiographic pattern indicating a critical stenosis high in left anterior descending coronary artery in patients admitted because of impending myocardial infarction. Am Heart J 1982;103(4, Part 2):730-736. Volume 30, Number 4