Herz
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Chest pain can arise from cardiovascular or noncardiovascular causes. Among the latter are the skin, the chest wall, intrathoracic structures, or subdiaphragmatic organs. The problem to attribute the chest discomfort to either the heart or extracardiac organs arises because the heart, pleura, aorta, and esophagus are all supplied by sensory fibers from the same spinal segments. ⋯ Diffuse esophageal spasm is the extracardiac condition that is confused most often with ischemic cardiac chest pain. This pain presents as a deep thoracic pain that may be present over most of the thorax. It may extend down the anterome