| A | B |
| CF | cystic fibrosis |
| DNI | do not intubate |
| ABG | arterial blood gas |
| ARDS | acute (or adult) respiratory distress syndrome |
| AFB | acid fast bacilli |
| BiPAP | bilevel positive air pressure |
| URI | upper respiratory infection |
| SOB | shortness of breath |
| SIDS | sudden infant death syndrome |
| DNR | do not resuscitate |
| COPD | chronic obstructive pulmonary disease |
| C&S | culture & sensitivity |
| CAP | community acquired pneumonia |
| CO2 | carbon dioxide |
| CPAP | continuous positive air pressure |
| CPT | chest physiotherapy |
| CT | computed tomography |
| CXR | chest x-ray |
| DPI | dry powder inhaler |
| flu | influenza |
| O2 | oxygen |