What does this research mean for the field?

In patients presenting with new hypoxemia and bilateral pulmonary infiltrates, echocardiography is essential to differentiate cardiogenic causes like acute mitral regurgitation from ARDS, and left atrial venoarterial ECMO can provide effective temporizing hemodynamic support. Novelty: ClaimNovelty.INCREMENTAL. Consensus alignment: ConsensusAlignment.NEUTRAL.

What question did this study set out to answer?

The aim is to highlight that conditions resembling ARDS might be due to underlying cardiac issues.

May 20, 2026American Journal of Respiratory and Critical Care Medicine

C48-34 Acute Respiratory Distress Syndrome, or Maybe Not: Not Everything Is Always as It Seems

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The aim is to highlight that conditions resembling ARDS might be due to underlying cardiac issues.
Case study of a 34-year-old man with symptoms leading to an initial ARDS diagnosis.
Utilized transthoracic echocardiogram to assess heart function.
Implemented left atrial veno-arterial extracorporeal membrane oxygenation for cardiac support.
Transthoracic echocardiogram indicated flail mitral valve leaflet and regurgitation as cause of pulmonary complications.
Extracorporeal membrane oxygenation significantly improved pulmonary edema and oxygenation.
Patient was efficiently decannulated from ECMO and extubated after surgery, leading to positive recovery.

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Implication

Case report reveals misdiagnosis of acute respiratory distress syndrome in a patient with mitral regurgitation, highlighting the need for echocardiography.

Cite This Study

VanDreumel et al. (2026) studied this question.

synapsesocial.com/papers/6a0d4fa9f03e14405aa9afc8 https://doi.org/10.1093/ajrccm/aamag162.1517

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Implication

Case report reveals misdiagnosis of acute respiratory distress syndrome in a patient with mitral regurgitation, highlighting the need for echocardiography.

C48-34 Acute Respiratory Distress Syndrome, or Maybe Not: Not Everything Is Always as It Seems

Key Points

Discussion

Implication

Cite This Study

C48-34 Acute Respiratory Distress Syndrome, or Maybe Not: Not Everything Is Always as It Seems

Key Points

Discussion

Implication

Cite This Study

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