Definition of "substernal" []

• Situated under the sternum (adjective)

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• "Noncardiac chest pain is defined as a substernal chest pain in the absence of significant epicardial coronary artery stenoses."
• "Effects from 2 to 12 Hz. Tolerance in this frequency range is usually limited by substernal or subcostal chest pain, with thresholds at approximately 1 to 2 Gz and 2 to 3 Gx. The etiology of the pain is the same for both axes of vibration: displacement of the abdominal and thoracic viscera induces stretching of the chest wall, with torsion at the costochondral junctions of the ribs."
• "And by the way, for men as well, we often think, well, if I don't have crushing substernal chest pain, it's not a heart attack."