10.07.2015 Views

Oxido Nítrico Inhalado

Oxido Nítrico Inhalado

Oxido Nítrico Inhalado

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Óxido Nítrico <strong>Inhalado</strong>ToxicidadONi + Hb Nitrosilhemoglobina MetahemoglobinaLa enzima metahemoglobinreductasa metHb a Hben los glóbulos rojos.Niveles de metHb > de 5% Hipoxia Tisular.Mantener niveles < 2 mg %Se recomienda monitoreo una vez por día.Formación de NO2 ON FiO2 Tiempo de contactoDaño pulmonar 0.5 ppm de NO2Efectos agudos letales a partir de 100 ppm↓ defensas antioxidantes y ↑ permeabilidad alveolarcon 2 -3 ppm durante 5 hs.

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