Table 3 Histopathological changes in lung parenchyma
From: Four ways to ventilate during cardiopulmonary resuscitation in a porcine model: a randomized study
Histology | No changes | Mild changes | Severe changes | Atelectases |
|---|---|---|---|---|
Free airways | 1 | 1 | 3 | 3 of 5 |
Ventilator | 2 | 2 | 1 | 1 of 5 |
Constant oxygen flow | 1 | 3 | 1 | 3 of 5 |
Apneic oxygenation | 2 | 2 | 0 | 1 of 4 |