Question: A patient presents with complaints of waking in the night due to severe, sudden chest pain accompanied by severe nausea. Eventually the pain subsides and the patient can go back to sleep. Which of the following may be the diagnosis? Need Assignment Help? Question options: Unstable angina Variant angina Stable angina Myocardial infarction A patient presents with shortness of breath, cough, and increased pain with deep breathing. A friction rub is heard upon auscultation over the left lung fields.