Overview of pulmonary hypertension Definition and Nomenclature Pulmonary hypertension (PH) is defined classically as a sustained mean pulmonary arterial blood pressure (mPAP) ≥ 25 mm Hg measured in the supine position by right heart catheterization. The PH clinical syndrome typically…
Definition and classification of pulmonary arterial hypertension Until 2018, pulmonary arterial hypertension (PAH) was formally defined as a mean pulmonary artery pressure (mPAP) of greater than or equal to 25 mm Hg at rest, accompanied by a pulmonary vascular resistance…
Overview of thrombosis Abnormal hemostasis leads to thrombus formation. Thrombosis in either the arterial or the venous system is a leading cause of significant morbidity and mortality. When thrombosis occurs in the arterial system, myocardial infarction and stroke may occur,…
Hemostasis occurs in response to vessel injury. The clot is essential both for the prevention of blood loss and the initiation of the wound repair process. When there is a lesion present in the blood vessel, the response is rapid,…