Primary pulmonary hypertension: familial occurrence.
D000328:Adult; D000367:Age Factors; D000792:Angiography; D006328:Cardiac Catheterization; D002648:Child; D005260:Female; D006801:Humans; D006976:Hypertension, Pulmonary / Q000000981:diagnostic imaging / Q000235:genetics* / Q000473:pathology; D010375:Pedigree; D012737:Sex Factors