| Abbreviations | Meaning |
 | BVM | Bronchovascular Markings |
 | PAH | Pulmonary Alveolar Hypoventilation |
 | APE | Acetone Powder Extract; Acute Polioencephalitis; Acute Psychotic Episode; Acute Pulmonary Edema; Airway Pressure Excursion |
 | ILV | Independent Lung Ventilation; Instantaneous Lung Volume [recording] |
 | MPAP | Mean Pulmonary Arterial Pressure |
 | TBB | Transbronchial Biopsy |
 | HAPVD | Hemi-anomalous Pulmonary Venous Drainage |
 | AP | Aortopulmonary |
 | BEL | Blood Ethanol Level; Bovine Embryonic Lung |
 | PHX | Pulmonary Histiocytosis X |
 | UAPA | Unilateral Absence Of Pulmonary Artery |
 | IVBAT | Intravascular Bronchioalveolar Tumor |
 | PAPVD | Partial Anomalous Pulmonary Venous Drainage |
 | PWP | Patient Word Processing; Pulmonary Wedge Pressure |
 | PA(S)P | Pulmonary Artery (systolic) Pressure |