Men with PAH had a larger right heart size and worse survival than women, independent of body size and functional status, a ...

Women are more likely to have pulmonary arterial hypertension, but men tend to have worse outcomes and worse treatment responses.

It goes into the right atrium, through the tricuspid valve and into the right ventricle. The ventricle pumps the blood through the semilunar valve, into the pulmonary artery and to the lungs.