夜间呼吸困难 meaning in Chinese

nocturnal dyspnea

The usual symptoms are dyspnea, and sometimes paroxysmal nocturnal dyspnea .
其常见症状是呼吸困难，有时呈阵发性夜间呼吸困难。
Orthopnea and paroxysmal nocturnal dyspnea are unusual in pulmonary disease , except in a very advanced phase when the increased efficiency of breathing in the upright position is manifest
肺病患者的端坐呼吸和阵发性夜间呼吸困难不常见，除非是在很晚期，此时，直立位呼吸功率增加明显。