A 27 year old male with head and extensive facial trauma was admitted to the intensive care unit after a neurosurgical intervention for an acute subdural haemorrhage. There had been difficulty with oxygenation in the operating theatre. CXR was performed at the time of admission to ICU.

What could be the possible diagnosis on the basis of X-ray attached? *This case is from Docplexus Editorial Team for educative purpose only.