Hematic mold of the bronchial tree after balloon pulmonary angioplasty.

Abstract

A 72-year-old woman with peripheral-type chronic thromboembolic pulmonary hypertension underwent balloon pulmonary angioplasty (BPA). Initial right heart catheterization revealed a pulmonary arterial pressure of 60/15 mmHg, mean pressure of 31 mmHg, pulmonary arterial wedge pressure of 8 mmHg, and pulmonary vascular resistance of 5.94 Wood units. The right A1, A3, A5, A8, A9, and A10 segments and the left A8, A9, and A10 segments were treated for 1 st BPA (Fig. 1A, B,