RT Book, Section A1 Singh, Anil A1 Pastores, Stephen M. A2 Oropello, John M. A2 Pastores, Stephen M. A2 Kvetan, Vladimir SR Print(0) ID 1136418185 T1 Controversies: Invasive Versus Noninvasive Strategy for Diagnosing Respiratory Failure T2 Critical Care YR 1 FD 1 PB McGraw-Hill Education PP New York, NY SN 9780071820813 LK accessmedicine.mhmedical.com/content.aspx?aid=1136418185 RD 2024/04/19 AB The etiology of acute respiratory failure (ARF) among different patient populations is highly variable.1 In general, pulmonary infections are the leading cause of ARF followed by heart failure, exacerbation of chronic obstructive pulmonary disease (COPD), and sepsis.2 Early and appropriate diagnostic strategies are vital for the initial choice of therapy and subsequent treatment decisions. With advances in medicine, aggressive treatments have been introduced to achieve the highest possible cure which in turn, has resulted in the concomitant rise in the incidence of life-threatening toxic and infectious complications, particularly involving the lungs.