To the Editor In the review article on acute respiratory distress syndrome (ARDS) by Dr Fan and colleagues,1 the authors mentioned that “more-direct and reproducible methods of measuring pulmonary vascular permeability and extravascular lung water are needed.”1 Although they implied that these variables are not available yet, 2 hemodynamic monitoring systems that allow bedside estimation of extravascular lung water (EVLW) and pulmonary vascular permeability index (PVPI) are currently available worldwide.2-5
Tagami T, Sakka SG, Monnet X. Diagnosis and Treatment of Acute Respiratory Distress Syndrome. JAMA. 2018;320(3):305. doi:10.1001/jama.2018.5924
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