title: Adult respiratory distress syndrome without roentgenographic changes. A case report.
mesh_terms: D000136:Acid-Base Equilibrium; D000368:Aged; D001794:Blood Pressure; D002245:Carbon Dioxide / Q000097:blood; D006801:Humans; D006863:Hydrogen-Ion Concentration; D008170:Lung Compliance; D008297:Male; D010100:Oxygen / Q000097:blood; D010313:Partial Pressure; D011652:Pulmonary Circulation; D011859:Radiography; D012131:Respiratory Insufficiency / Q000175:diagnosis / Q000000981:diagnostic imaging / Q000209:etiology*; D013898:Thoracic Injuries / Q000150:complications* / Q000000981:diagnostic imaging
chemical_list: D002245:Carbon Dioxide; D010100:Oxygen