This document provides information on various respiratory system conditions that can present with chest pain, cough, breathlessness, wheezing, or sore throat. It discusses evaluating and diagnosing these symptoms, including taking a thorough history and considering potential cardiovascular, gastrointestinal, or respiratory causes. Specific conditions mentioned include myocardial infarction, pneumonia, asthma, chronic bronchitis, emphysema, pulmonary embolism, pneumothorax, and various heart failures. Diagnostic factors like onset, duration, aggravating/relieving factors, associated symptoms, and physical exam findings are outlined for accurately assessing respiratory complaints.