26 year old, 6 feet 4 inch male presented to the emergency depament with complaints of acute onset dysnea. On examination, he was tachypneic, other vitals were stable. A chest xray was done which shown the following pathology:

- The given image shows * Absent of Bronchovascular markings on the left lung compared to right lung * Left lung shifted or pushed toward the hilum- Hence, the given image is a case of Pneumothorax- If patient has pneumothorax with mediastinal shift, it is Tension pneumothorax and should be immediately managed with needle inseion in 5th ICS in mid-axillary line.