Association between pre-existing Pulmonary Hypertension and COVID-19 related outcomes in inpatient and ambulatory care settings.

PLoS One · 2025 · PMC12021216 · PMID 40273140

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may be significantno p-value reported

In severe COVID-19 infection requiring hospitalization, there may be significant hypoxia, which worsens PH, and thrombotic complications, which further increase RV afterload.

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Quoted from the open-access full text in Europe PMC under the licence the publisher applied. The sentence is reproduced exactly as published; the emphasis is ours.