Clinical characteristics of anginal pain in man.

The clinical recognition of the cardiac origin of chest pain or discomfort on the basis of the description made by the patient, is often difficult. Nevertheless, considering the importance of the correct diagnosis of such syndrome, much work has been done in this field. In this report we will comment data from the literature and from our own, on the quality, duration, irradiation and on the precipitating or relieving factors that are more frequently associated with anginal pain.