![Figure 1. Response to hypoxia (inspired oxygen concentration [FIO2] of 0% for 40 s) before epidural anesthesia. Decreased heart rate and increased mean arterial pressure (MAP) and tidal volume (VT) are evident.](https://asa2.silverchair-cdn.com/asa2/content_public/journal/anesthesiology/88/3/10.1097_00000542-199803000-00028/2/28ff1.png?Expires=1716546919&Signature=3KFW8MuF2zRnRqtjyTgUusdRtniLDHXy4LjLA5maNtLakAPliJtfHdBYZeN0odvgEh6MyVbBt2PRbGH35icl1RNTUpdOl493kJ~k5S2UO9h91FVkC3sNL1V0yIsFXAqcyEa2WVoiAWdys9VKkvrd5qUqBjruLkDLRWtxxT774bXxgIgjUOAaWIMyZP70o8J8jX2KIbWaK5QxsUCItjGrmSQzxkVbEHVrG4MAjsnPDmPt5fVivuE-IqO3H6y6QnZAf8DXOXSNqoiYjAVOcC3De3h7RaNx3XnfV3rQcbWXLgrMIB3uLY3kwS1Ni2j~tFSL~0NifsFeHEzyKfDOgvKnbQ__&Key-Pair-Id=APKAIE5G5CRDK6RD3PGA)
Figure 1. Response to hypoxia (inspired oxygen concentration [FIO2] of 0% for 40 s) before epidural anesthesia. Decreased heart rate and increased mean arterial pressure (MAP) and tidal volume (VT) are evident.
Figure 1. Response to hypoxia (inspired oxygen concentration [FIO2] of 0% for 40 s) before epidural anesthesia. Decreased heart rate and increased mean arterial pressure (MAP) and tidal volume (VT) are evident.
