Pulmonary Hypertension, also known as primary pulmonary hypertension, is related to pulmonary hypertension, primary, 1 and persistent fetal circulation syndrome, and has symptoms including angina pectoris, chest pain and coughing. An important gene associated with Pulmonary Hypertension is BMPR2 (Bone Morphogenetic Protein Receptor Type 2), and among its related pathways/superpathways are MicroRNAs in cardiomyocyte hypertrophy and Prostaglandin synthesis and regulation. The drugs Morphine and Bupivacaine have been mentioned in the context of this disorder. Affiliated tissues include Lung and heart, and related phenotypes are dyspnea and pulmonary arterial hypertension