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Published online by Cambridge University Press: 10 January 2018
Sinus venosus atrial septal defect can result in an increase in pulmonary blood flow and vascular resistance, leading to pulmonary hypertension. Rarely, the degree of pulmonary hypertension is out of proportion to the degree of intra-cardiac shunting. This case outlines the differences between pulmonary hypertension secondary to CHD and idiopathic pulmonary hypertension, and illustrates the investigation and management strategy used in a patient with features of both.
Current address: Department of Cardiology, Great Ormond Street Hospital for Children NHS Foundation Trust, London, United Kingdom.