11th May 2025

A 39-year-old woman who has recently been diagnosed with idiopathic pulmonary hypertension attends the general practice.

A 39-year-old woman who has recently been diagnosed with idiopathic pulmonary hypertension attends the general practice. She has undergone numerous tests over the previous months and secondary causes have been excluded. Which of the following statements regarding the pathophysiology of idiopathic pulmonary hypertension is most correct?

Select the SINGLE most appropriate option from the list below. Select ONE option only.