Clinical strategy | Number (n = 38)* | % |
---|---|---|
*Combinations of clinical strategies were used in most cases. | ||
†Inspired oxygen fraction. | ||
‡Intermittent positive pressure ventilation. | ||
§Adrenaline in three cases, ephedrine in two, and atropine, calcium, dopamine, metaraminol, and an unspecified drug in one case each. | ||
¶Cardiopulmonary resuscitation (includes one report of internal cardiac compression). | ||
**DC cardioversion; bilateral carotid compression; alveolar arterial oxygen gradient measurement; call for help. | ||
Change FIO2† to 1.0 | 21 | 55 |
Communicate with surgeon | 12 | 32 |
Change to manual IPPV‡ | 11 | 29 |
Control the source of air | 11 | 29 |
Administer drugs§ | 10 | 26 |
Head down posture | 9 | 24 |
Increase IV fluids | 8 | 21 |
Turn off inhalation agents | 7 | 18 |
Flood surgical field | 5 | 13 |
Aspirate gas via line | 5 | 13 |
Commence CPR¶ | 4 | 11 |
Other** | 4 | 11 |