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With great interest, we read the article by Rajaram et al1 regarding the prevalence and prognostic value of CT measures in patients with pulmonary arterial hypertension. They found the inferior vena cava area and presence of pleural effusion or septal lines to be the only significant predictors of mortality. A vascular parameter, the ratio of the pulmonary artery (PA) to ascending aorta (Ao), was no predictor for mortality during a mean follow-up of 3 years.1 A better vascular …
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Contributors HJR found the article for correspondence. MPH performed research for relevant literature and generated the manuscript. HJR and MCP reviewed the manuscript regarding the content and spelling.
Competing interests None declared.
Provenance and peer review Not commissioned; internally peer reviewed.
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