Tissue Type | Gas Exchange Parameter | 15 ml effusion (control) | 1000 ml effusion |
---|---|---|---|
Lung | PO 2 (mmHg) | 123.4 | 122.0 |
 | PCO 2 (mmHg) | 33.9 | 32.4 |
 | SO 2 (%) | 98.9 | 99.0 |
 | A-V O 2 concentration difference (%) | -4.0 | -6.3 |
 | A-V CO 2 concentration difference (%) | 3.9 | 7.1 |
Peripheral Tissue | PO 2 (mmHg) | 46.1 | 37.3 |
 | PCO 2 (mmHg) | 40.6 | 44.3 |
 | SO 2 (%) | 81.1 | 68.6 |
 | A-V O 2 concentration difference (%) | 3.7 | 6.2 |
 | A-V CO 2 concentration difference (%) | -4.5 | -7.2 |
Brain | PO 2 (mmHg) | 35.4 | 35.4 |
 | PCO 2 (mmHg) | 43.2 | 41.5 |
 | SO 2 (%) | 65.5 | 66.2 |
 | A-V O 2 concentration difference (%) | 6.7 | 6.3 |
 | A-V CO 2 concentration difference (%) | -6.5 | -5.8 |