The document is a SOAP note detailing the case of a 65-year-old African American male presenting with sudden onset chest pain, characterized as 'crushing' and rated 9/10 in intensity, along with shortness of breath and nausea. The patient has a medical history of GERD and controlled hypertension, appears diaphoretic and anxious, and shows signs that may indicate a myocardial infarction. Differential diagnoses include myocardial infarction, angina, and costochondritis, supported by relevant diagnostic tests and guidelines.