| PAO | peak acid output; peripheral airway obstruction; plasma amine oxidase; polyamine oxidase; pulmonary ... |
|---|---|
| PAo | airway opening pressure; ascending aortic pressure; pulmonary artery occlusion pressure |
| PAOP | pulmonary artery occlusion pressure |
| PICSO | pressure-controlled intermittent coronary sinus occlusion |
| SAO | small airway obstruction; splanchnic artery occlusion; subvalvular aortic obstruction |