NOTES ON A CASE OF CONGENITAL HEART DISEASE WITH CYANOTIC EPISODES 12
Open Access
- 1 January 1950
- journal article
- research article
- Published by American Society for Clinical Investigation in Journal of Clinical Investigation
- Vol. 29 (1) , 20-27
- https://doi.org/10.1172/jci102229
Abstract
A patient, subject to episodes of cyanosis as a result of congenital heart disease, presents data by the methods of cardiac catheterization and dye injn. which indicate that the intracardiac shunt varies from zero to 100% as the arterial pressure falls from 165/110 to 65/30. Uptake of oxygen in the lungs ceased for periods lasting up to 2 min. and the saturation of the mixed venous blood and of the arterial blood came to the same very low figure. This indicates that uptake by the cells continued down to a saturation of 15-19% or 11-14 mm. Hg O2 tension.Keywords
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