Portopulmonary hypertension(PoPH)is a syndrome characterized by unexplained pre-capillary pulmonary hypertension in the presence of portal hypertension.It is classified under pulmonary arterial hypertension(PAH)in whi...Portopulmonary hypertension(PoPH)is a syndrome characterized by unexplained pre-capillary pulmonary hypertension in the presence of portal hypertension.It is classified under pulmonary arterial hypertension(PAH)in which multiple complex mechanisms including BMP9/BMPR2/ALK1 pathways,hyperdynamic circulation,estrogen pathways,NK cells,and oxidative stress were involved.Despite guideline-based treatments such as phosphodiesterase 5(PDE 5)inhibitors and endothelin receptor antagonists are effective for PoPH,but focusing on the BMP9/BMPR2/SMAD and estrogen pathways may be the new strategy to develop more comprehensive treatments.展开更多
文摘Portopulmonary hypertension(PoPH)is a syndrome characterized by unexplained pre-capillary pulmonary hypertension in the presence of portal hypertension.It is classified under pulmonary arterial hypertension(PAH)in which multiple complex mechanisms including BMP9/BMPR2/ALK1 pathways,hyperdynamic circulation,estrogen pathways,NK cells,and oxidative stress were involved.Despite guideline-based treatments such as phosphodiesterase 5(PDE 5)inhibitors and endothelin receptor antagonists are effective for PoPH,but focusing on the BMP9/BMPR2/SMAD and estrogen pathways may be the new strategy to develop more comprehensive treatments.