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RESUMEN
Objetivo: Reportar nuestra experiencia en el tratamiento del SIRA tardío con metilprednisolona.
Diseño: Serie de casos.
Lugar: UCI de un hospital de tercer nivel de la Ciudad de México.
Pacientes: Seis pacientes (tres mujeres, tres hombres, edad media 35.1 años) con SIRA.
Intervenciones: Monitoreo invasivo, biopsias pulmonares, broncoscopias, ventilación mecánica y metilprednisolona.
Mediciones y resultados principales: Dos pacientes murieron. En la 4ª semana de estancia se observó en los sobrevivientes, PaO
2/ FIO
2 380, Qs/Qt 5%, índice de Murray 0 puntos, índice de resistencias vasculares pulmonares 100 din. s/cm
-5 , índice cardiaco 3 L/min, distensibilidad 63 cm H
2O, daño alveolar difuso y trombosis de vasos pequeños pulmonares; y en los no sobrevivientes PaO
2/FIO
2 110, Qs/Qt 43%, índice de Murray 4 puntos, índice de resistencias vasculares pulmonares 280 din. s/cm
-5, índice cardiaco 4 L/min, distensibilidad 23 cm H
2O, fibrosis extensa con pérdida de la arquitectura alveolar y vascular.
Conclusión: La metilprednisolona puede ser útil en el tratamiento del SIRA tardío.
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