Breathing and oxygen abbreviations.
COPD
Chronic obstructive pulmonary disease.
URI
Upper respiratory infection.
PNA
Pneumonia (common shorthand).
TB
Tuberculosis.
PE
Pulmonary embolism (context-dependent).
ARDS
Acute respiratory distress syndrome.
CXR
Chest X-ray.
CT
Computed tomography.
ABG
Arterial blood gas.
NC
Nasal cannula.
NRB
Non-rebreather mask.
BiPAP
Bilevel positive airway pressure.
CPAP
Continuous positive airway pressure.
ETT
Endotracheal tube.