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Chest Pain, Acute. Severe, sudden chest pain can represent a life-threatening problem. Follow this chart for more information. Our trusted Symptom Checker is written and reviewed by physicians and patient education professionals. Find a possible diagnosis by choosing a symptom and answering a few simple questions.
Call 911 if you have any of these symptoms along with chest pain: 1  A sudden feeling of pressure, squeezing, tightness, or crushing under your breastbone. 2  Chest pain that spreads to your jaw, left arm, or back. 3  Sudden sharp chest pain with shortness of breath, especially after a long period of inactivity.