Aaron’s cousin was just diagnosed with leukemia. Wanting to learn more about blood cancers, Aaron goes to the library. Which of the following indicates that a book might NOT contain reliable health information? 1. The author is qualified to write about the topic.
2. The research or data the author uses comes from reliable sources.
3. It does not contain a list of references or works cited.
4. It is published within the last five years.

A62-year-old man is being treated for an acute myocardial infarction. he originally came to the ed with substernal chest pain and diaphoresis. given his risk factors of hypertension, diabetes, tobacco use, and family history, he is considered high risk. an ecg in the ed reveals a left-bundle branch pattern, and cardiac enzymes are elevated slightly. after a focused evaluation in the ed, the patient receives iv thrombolytics. although his bundle branch pattern never resolves, the patient is chest pain-free and haemodynamically stable after thrombolysis. two days later, however, the patient reports episodes of recurrent chest discomfort and shortness of breath overnight. in evaluating for potential myocardial reinfarction, which of the following is the most appropriate diagnostic test? - creatinine kinase- dynamic ecg changes- lactate dehydrogenase- myoglobin levels- troponin i level