V.e V - Pleural and/or pericardial involvement
V.e - Hemothorax - Serosanguineous pleural effusion V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax V.h V - Pleural and/or pericardial involvement
V.h - Chylothorax V.n V - Pleural and/or pericardial involvement
V.n - Hemopericardium - Bloody pericardial effusion V.y V - Pleural and/or pericardial involvement
V.y - Bilateral tension pneumothorax (can be fatal) V.ab V - Pleural and/or pericardial involvement
V.ab - Pneumothorax, bilateral VI.r VI - Pulmonary vasculopathies
VI.r - Septic pulmonary embolism XII.c XII - Cardiovascular involvement / toxicity
XII.c - Pericardial effusion (w/wo tamponade) XII.y XII - Cardiovascular involvement / toxicity
XII.y - Pneumopericardium XII.ae XII - Cardiovascular involvement / toxicity
XII.ae - Aortic dissection XII.am XII - Cardiovascular involvement / toxicity
XII.am - Cardiac injury/trauma XII.at XII - Cardiovascular involvement / toxicity
XII.at - Aortitis XII.av XII - Cardiovascular involvement / toxicity
XII.av - Infectious aortitis XII.be XII - Cardiovascular involvement / toxicity
XII.be - Septic/purulent pericardial effusion

V.a V - Pleural and/or pericardial involvement
V.a - Pleural effusion (uni- or bilateral) (May commpany ILDs) V.q V - Pleural and/or pericardial involvement
V.q - Empyema XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XI.h XI - Miscellaneous
XI.h - Esophageal pathology (erosion, ulcer, tear, rupture, fistula) XII.be XII - Cardiovascular involvement / toxicity
XII.be - Septic/purulent pericardial effusion XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XVII.g XVII - Infections & related conditions
XVII.g - Tuberculosis (pulmonary, pulmonary, extrapulmonary or disseminated). Reactivation or de novo

III.h III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.h - Major/massive hemoptysis VII.h VII - Mediastinal involvement
VII.h - Pneumomediastinum VII.i VII - Mediastinal involvement
VII.i - Mediastinitis VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma XII.c XII - Cardiovascular involvement / toxicity
XII.c - Pericardial effusion (w/wo tamponade) XII.be XII - Cardiovascular involvement / toxicity
XII.be - Septic/purulent pericardial effusion