Patients with thromboembolic disease may remain asymptomatic for months or years. The pathophysiological events in the progression of pulmonary hypertension during this period have not been well ...

Backround A 40-year-old woman presented with dyspnea in the fifth month of pregnancy followed by a sudden onset of pleuritic chest pain 2 weeks postpartum. She was diagnosed as having pulmonary ...

A previously well 71-year-old woman with a history of cigarette smoking presented to the emergency department with a 6-hour history of dyspnea and pleuritic right-sided chest pain. Her oxygen ...

A66-year-old man consulted his family physician because of progressive dyspnea. He had a history of hypertension and dyslipidemia, but no personal or family history of cardiac or respiratory diseases.