| ICD9 = | ICDO = | Image = Atelectasia1.jpg | Caption = Atelectasia | OMIM = | OMIM_mult = | MedlinePlus = 000065 | eMedicineSubj = med | eMedicineTopic = 180 | DiseasesDB = 10940 | MeshID = D001261 | }} Atelectasis's a medical condition in which the lungs aren't fully inflated. It may affect part or all of one lung. It's a condition where the alveoli are deflated, as distinct from pulmonary consolidation. It's a very common finding in chest x-rays and other radiological studies. It may be ca… (More on Atelectasis)