title: [An unexplainable low PaO2 following Blalock-Taussig operation].
mesh_terms: D006345:Heart Septal Defects, Ventricular / Q000601:surgery*; D006801:Humans; D007223:Infant; D008297:Male; D008722:Methods; D010100:Oxygen / Q000097:blood; D011183:Postoperative Complications; D011666:Pulmonary Valve Stenosis / Q000601:surgery*; D012133:Respiratory Paralysis / Q000209:etiology*
chemical_list: D010100:Oxygen