| http://www.w3.org/ns/prov#value | - Primary pulmonary artery sarcomas are rare with fewer than 250 cases described in the literature since the first published report by Mandelstamm in 1923.1 The most common initial presenting symptoms are cough, dyspnea, and chest pain and common clinical findings include RV dysfunction, pulmonary hypertension, and pulmonary insufficiency.2 It takes on average 3 to 12 months to establish a diagnosis
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