ทำอัลตร้าซาวด์มี Pleural effusion both side
Moderate to large pleural effusions will found homogenous increase in density over the lower lung fields on a supine chest radiograph
About 200 ml of fluid is required to be visible on a PA view but just 50 ml will cause costo-phrenic blunting on a lateral view
Transudates usually occur bilaterally because of the systemic nature of the causative disorders
The British Thoracic Society suggest that 'aspiration should not be performed for bilateral effusions in a clinical setting strongly suggestive of a pleural transudate, unless there are atypical features or they fail to respond to therapy'
เหมือนมี oligemia at LUL field dx acute PE ddx ARDSตอบลบ
heart failure, ARDS , severe pneumoniaตอบลบ