Intraoperative intravenous fluid management practice varies greatly between
anesthesiologists. Postoperative fluid based weight gain is associated with major morbidity.
Postoperative respiratory complications are associated with increased morbidity, mortality
and hospital costs. The literature shows conflicting data regarding intraoperative fluid
resuscitation volume. No large-scale studies have focused on intraoperative fluid management
and postoperative respiratory dysfunction.
Primary - Liberal intraoperative fluid resuscitation is associated with an increased risk of
30 day mortality Secondary - Liberal intraoperative fluid resuscitation is associated with
increased likelihood of postoperative respiratory failure, pulmonary edema, reintubation,
atelectasis, acute kidney injury and peri-extubation oxygen desaturation.
- Ages 18 upwards
- Tracheally intubated at the beginning of the procedure and extubated at the end of
- Cases where the subject had additional surgeries within the previous four weeks
- Ages under 18