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Diseño y evaluación de un equipo para obtener aire espirado condensado / Design and evaluation of a device for collecting exhaled breath condensate
Valenzuela, Oscar Florencio Araneda; Encina, Maria Paulina Salazar.
  • Valenzuela, Oscar Florencio Araneda; Universidad Mayor. Facultad de Medicina. Santiago. CL
  • Encina, Maria Paulina Salazar; Hospital Luis Calvo Mackenna. Santiago. CL
J. bras. pneumol ; 35(1): 69-72, jan. 2009. ilus, tab
Article in English, Spanish | LILACS | ID: lil-506069
RESUMEN
El análisis de muestras de aire espirado condensado ha cobrado gran relevancia en los últimos años como método no invasivo de estudio de la fisiología y las enfermedades de origen pulmonar. En el presente trabajo se describe un equipo para tomar muestras de aire espirado condensado de bajo costo, fácil de fabricar, de transportar al terreno y que permite tomar muestras en forma simultánea. La concentración de metabolitos relativos a procesos inflamatorios y al daño oxidativo (pH, peróxido de hidrógeno y nitrito) de muestras de aire espirado condensado obtenido con este equipo son comparables a los reportados con otros previamente.
ABSTRACT
In recent years, the analysis of exhaled breath condensate samples has been given great weight as a noninvasive methodology of studying physiology and lung diseases. The present study describes a device for measuring exhaled breath condensate that is affordable, easily constructed, portable and suitable for use in the field, as well as allowing the collection of simultaneous samples. The results obtained with this device in terms of the concentrations of pH, peroxide oxide and nitrite, metabolites related to inflammatory and oxidative damage, in exhaled breath condensate samples are comparable to those obtained with other devices previously described.
Subject(s)

Full text: Available Index: LILACS (Americas) Main subject: Breath Tests / Exhalation Limits: Adult / Humans Language: English / Spanish Journal: J. bras. pneumol Journal subject: Pulmonary Disease (Specialty) Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: Hospital Luis Calvo Mackenna/CL / Universidad Mayor/CL

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Full text: Available Index: LILACS (Americas) Main subject: Breath Tests / Exhalation Limits: Adult / Humans Language: English / Spanish Journal: J. bras. pneumol Journal subject: Pulmonary Disease (Specialty) Year: 2009 Type: Article Affiliation country: Chile Institution/Affiliation country: Hospital Luis Calvo Mackenna/CL / Universidad Mayor/CL