Health Technology/clinical-trials

Observational Study Launches: Gastrointestinal Blood Flow Predicts Enteral Nutrition Intolerance in ICU Patients — What Intensivists Need to Know

247 Health News Editorial

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11 Apr 2026

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4 min read

·clinical-trials

New observational study investigates whether gastrointestinal blood flow measured by point-of-care ultrasound can predict enteral nutrition intolerance in critically ill patients. The 500-patient study aims to develop predictive models to improve nutrition delivery in ICU settings.

Originally reported by ClinicalTrials.gov

References

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  2. 2.Collins, G. S., Reitsma, J. B., Altman, D. G., & Moons, K. G. (2015). Transparent reporting of a multivariable prediction model for individual prognosis or diagnosis (TRIPOD): the TRIPOD statement. BMJ, 350, g7594. https://doi.org/10.1136/bmj.g7594
  3. 3.Compher, C., Chittams, J., Sammarco, T., Nicolo, M., & Heyland, D. K. (2017). Greater protein and energy intake may be associated with improved mortality in higher risk critically ill patients: a multicenter, multinational observational study. Critical Care Medicine, 45(2), 156-163. https://doi.org/10.1097/CCM.0000000000002083
  4. 4.Heyland, D. K., Cahill, N. E., Dhaliwal, R., Sun, X., Day, A. G., & McClave, S. A. (2010). Enhanced protein-energy provision via the enteral route in critically ill patients: a single center feasibility trial of the PEP uP protocol. Critical Care, 14(2), R78. https://doi.org/10.1186/cc8991
  5. 5.Mentec, H., Dupont, H., Bocchetti, M., Cani, P., Ponche, F., & Bleichner, G. (2001). Upper digestive intolerance during enteral nutrition in critically ill patients: frequency, risk factors, and complications. Critical Care Medicine, 29(10), 1955-1961. https://doi.org/10.1097/00003246-200101000-00018
  6. 6.Piton, G., Belon, F., Cypriani, B., Regnard, J., Puyraveau, M., Manzon, C., ... & Capellier, G. (2013). Enterocyte damage in critically ill patients is associated with shock condition and 28-day mortality. Critical Care Medicine, 41(9), 2169-2176. https://doi.org/10.1097/CCM.0b013e318275893c
  7. 7.Reintam Blaser, A., Starkopf, J., Alhazzani, W., Berger, M. M., Casaer, M. P., Deane, A. M., ... & Preiser, J. C. (2017). Early enteral nutrition in critically ill patients: ESICM clinical practice guidelines. Intensive Care Medicine, 43(3), 380-398. https://doi.org/10.1007/s00134-016-4665-0
  8. 8.Ruijin Hospital. (2024). Study on the Predictive Value of Gastrointestinal Blood Flow for Enteral Nutrition Intolerance in Critically Ill Patients. ClinicalTrials.gov. NCT07521111. https://clinicaltrials.gov/study/NCT07521111
  9. 9.Singer, P., Blaser, A. R., Berger, M. M., Alhazzani, W., Calder, P. C., Casaer, M. P., ... & Bischoff, S. C. (2019). ESPEN guideline on clinical nutrition in the intensive care unit. Clinical Nutrition, 38(1), 48-79. https://doi.org/10.1016/j.clnu.2018.08.037
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