The following summary of the literature on pulmonary edema is to serve as a background for the present great interest in pulmonary edema stimulated by the work done on gas poisoning in the battle areas and in the laboratories. It was decided that the purpose of our work could be best fulfilled if an accurate recital of the experiments and data on experimental lung edema were chronologically arranged. The interjection of personal opinion and interpretation, therefore, is reserved until after the recital of the data.
In a study of the papers which might give information concerning the cause of pulmonary edema, it was found that the results could be grouped in the following order: (1) Lung edema occurring as an incident in an experiment; (2) lung edema produced for study; (3) lung edema recognized as a feature in an experiment, but its immediate cause overlooked or neglected. For this review,