The nurse cаlls the dоctоr аnd sаys the fоllowing:A patient in Room 203, Mr. Smith, has a sudden decrease in blood pressure and is complaining of chest pain.Mr. Smith is a 55-year-old male admitted two days ago for a myocardial infarction. He has a history of hypertension and hyperlipidemia. He underwent a cardiac catheterization yesterday with stent placement in the left anterior descending artery.Mr. Smith's blood pressure has dropped from 130/80 mmHg to 88/60 mmHg within the last 15 minutes. He is diaphoretic and complaining of substernal chest pain radiating to his left arm. His heart rate is 110 beats per minute, and his oxygen saturation is 90% on room air.I recommend initiating the following interventions:STAT ECG, administer oxygen at 2 liters per minute via nasal cannula to maintain oxygen saturation above 94%, possible transfer to the cardiac catheterization lab for further intervention. The nurse then reads back any orders given. This is an example of ______