100% Oxygen at normal pressure is an alternativeBMJ 1994; 309 doi: https://doi.org/10.1136/bmj.309.6947.124a (Published 09 July 1994) Cite this as: BMJ 1994;309:124
- J F Nunn
- Northwood, Middlesex HA6 2LJ.
EDITOR,—Two aspects of the management of patients who refuse blood transfusion deserve emphasis.1 The first point concerns the administration of 100% oxygen at normal pressure. When a patient is breathing air the concentration of oxygen in solution in arterial blood is only about 3 ml/l. This compares with a concentration …