Problem: While working in the coronary care unit, you have been caring for a patient with a recent myocardial infarction who received tissue plasminogen activator (tPA) during the course of his care. You recognize that this patient is at risk for bleeding as a result of the tPA administered. Which of the following lab values indicates the patient is currently at risk of bleeding? Group of answer choices A prothrombin time (PT) of 28 seconds An international normalized ratio (INR) of 1.1 A modified calculated bleeding time (mCBT) of 2 seconds An activated partial thromboplastin time (aPTT) of 30 seconds