While pulmonary thromboembolism is common, thromboembolic pulmonary hypertension is very rare. The present case is a 35 year old woman with chronic thromboembolic pulmonary hypertension, who presented with severe dyspnea and leg edema, following an earlier thrombotic event of 10 years earlier, after her her second childbearing. She also had a history of the first childbearing complicated with c...