[Clinical, haemodynamic and genetic features of familial pulmonary arterial hypertension].

Abstract excerpt

INTRODUCTION: Pulmonary arterial hypertension (PAH) is defined by a raised pressure in the pulmonary arterial circulation associated with small vessel narrowing due to proliferation of the endothelium and vascular smooth muscle. Idiopathic PAH should be distinguished from PAH associated with a causal disease. One familial type (familial PAH), gathered from one family, has recently been linked to a mutation of the...

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