​Differential diagnosis of pulmonary insults that lead to acute respiratory distress syndrome

​Differential diagnosis of pulmonary insults that lead to acute respiratory distress syndrome:
-lung expansion or reperfusion 
-high altitude exposure 
-radiation 
-lung contusion 
-oxygen toxicity 
-toxic gas inhalation such as nitrogen dioxide, smoke inhalation, ammonia, sulfur dioxide, chlorine, 
-near drowning 
-freebase cocaine smoking 
-upper airway obstruction 
-bronchiolitis obliterans organizing pneumonia 
-acute eosinophilic pneumonia 
-diffuse pneumonia 
-miliary tuberculosis
-embolism of thrombus, fat, air or amniotic fluid
-aspiration of gastric contents