In this case, blood filled the pleural cavity (hemothorax), but atelectasis could also result from filling the chest with air (pneumothorax), transudate (hydrothorax), lymph (chylothorax), or purulent exudate (empyema).
In this case, blood filled the pleural cavity (hemothorax), but atelectasis could also result from filling the chest with air (pneumothorax), transudate (hydrothorax), lymph (chylothorax), or purulent exudate (empyema).
但是肺不张也可由胸腔内充满气体（气胸）、漏出液（胸水）、淋巴(乳糜胸)，或者脓性渗出物（脓胸）引起。