<prompt> Lucent Hemithorax is due to all the following except?RotationSwyer-James McLeod SyndromeForeign BodyLung Collapse  <response>: Lung Collapse causes a Opaque Hemithorax with Ipsilateral mediastinal shift Features of lung collapse: - Volume loss of lung with Opacification Not lucent - Displacement of fissures - Ipsilateral shift of trachea and mediastinum - Bronchial Cut off sign - Crowding of Ribs - Elevation of ipsilateral hemidiaphragm - Compensatory hyperinflation of normal lobes 