text: Common causes of unilateral<unk><unk>  include idiopathic, phrenic nerve injury in cardiac surgery and viral infection and less common causes of it include cervical spondylosis, cervical compressive tumors and blunt neck trauma. Common causes of bilateral<unk><unk>  include idiopathic, cervical spinal cord disease and motor neuron disease.  Less common causes of bilateral<unk><unk>  include parsonage turner syndrome and malnutrition.
option_0: Diaphragmatic paralysis causes
option_1: Pneumomediastinum causes
option_2: Hemothorax causes
option_3: Subcutaneous emphysema causes
option_4: Pneumothorax causes
option_5: Diaphragmatic hernia causes
option_6: Acute respiratory distress syndrome causes
option_7: Air embolism causes