- History and Physical Examination
- Bedside Lung USG
- CT scan
M-mode can be used to determine movement of lung within the rib-interspace. Small pneumothoraces are best appreciated anteriorly in the supine position (gas rises) whereas large pneumothoraces are appreciated laterally in the mid-axillary line.
CXR in Pneumothorax
|See pneumothorax demarcated on the second Chest X |