lung disorder respiratory failure UMLS:C1145670 ICD9:518.83 MESH:D012131 failure, respiratory DOID:11162 The significant impairment of gas exchange within the lungs resulting in hypoxia, hypercarbia, or both, to the extent that organ tissue perfusion is severely compromised. Causes include chronic obstructive pulmonary disease, asthma, emphysema, acute respiratory distress syndrome, pneumonia, pulmonary edema, pneumothorax, and congestive heart failure. Treatment requires intubation and mechanical ventilation until the time the lungs recover sufficient function. NCIT:C26872 respiratory failure EFO:0009686 SCTID:39871006 acute respiratory failure chronic respiratory failure icd11.foundation:370028006 MEDGEN:257837