TY - SER TI - Oxigenoterapia SN - 0210-5020 N1 - Este artículo se encuentra disponible en su edición impresa; Bibliografía: p. 38 N2 - This article presents a vision <> to the usual regarding the subject of oxygen therapy. It begins by updating the various uses of oxygen at different historical moments and continues with an exposition of its different indications, gas exchange alterations, oxygen transport deficits in the blood, histotoxic hypoxia and also the existing systems for oxygen administration ER -