CLINICOPATHOLOGIC CORRELATIONS Hypertensive Pulmonary Vascular Disease Associated with Patent Ductus Arteriosus Primary or Secondary ?


In an infant with patent ductus arteriosus and pulmonary hypertension, elevated pulmonary vascular resistance persisted following ligation of the ductus. Histologic examination of a pulmonary biopsy at two years of age and tissue obtained at autopsy at three years of age showed obstructive pulmonary vascular disease. The question as to whether the organic… (More)


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