Acute Crit Care.  2022 Feb;37(1):134-136. 10.4266/acc.2022.00199.

Gravity-induced ischemia in the brain and prone positioning for COVID-19 patients breathing spontaneously: still far from the truth!

Affiliations
  • 1Department of Intensive Care, Habib Bourguiba University Hospital and Sfax University, Sfax, Tunisia


Figure

  • Figure 1. Impact of the prone position on brain perfusion and oxygenation. RV: right ventricular; V/Q: ventilation-perfusion.


Reference

1. Bahloul M, Kharrat S, Hafdhi M, Maalla A, Turki O, Chtara K, et al. Impact of prone position on outcomes of COVID-19 patients with spontaneous breathing. Acute Crit Care. 2021; 36:208–14.
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2. Ehrmann S, Li J, Ibarra-Estrada M, Perez Y, Pavlov I, McNicholas B, et al. Awake prone positioning for COVID-19 acute hypoxaemic respiratory failure: a randomised, controlled, multinational, open-label meta-trial. Lancet Respir Med. 2021; 9:1387–95.
3. Jaster JH, Ottaviani G. Gravity-induced ischemia in the brain—and prone positioning for COVID-19 patients breathing spontaneously. Acute Crit Care. 2022; 37:131–3.
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4. Papazian L, Aubron C, Brochard L, Chiche JD, Combes A, Dreyfuss D, et al. Formal guidelines: management of acute respiratory distress syndrome. Ann Intensive Care. 2019; 9:69.
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5. Jozwiak M, Monnet X, Teboul JL. Optimizing the circulation in the prone patient. Curr Opin Crit Care. 2016; 22:239–45.
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