XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound

II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XV.w XV - Pathology
XV.w - Path: Pulmonary edema (see also II/IIa)

I.a I - Interstitial/parenchymal lung disease
I.a - Pneumonitis (ILD), acute and/or severe (may cause ARDS) I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) I.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) I.j I - Interstitial/parenchymal lung disease
I.j - Exogenous lipoid pneumonia (subacute, acute) I.af I - Interstitial/parenchymal lung disease
I.af - Chemical (toxic) pneumonitis II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) III.b III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.b - Pneumorenal syndrome (w/wo ANCAs) IV.c IV - Airway involvement
IV.c - Obliterative bronchiolitis (a pattern consistent with) (see also IVn, XVx) IV.n IV - Airway involvement
IV.n - Obstructive airway dysfunction (see also IVc, XVx) IV.q IV - Airway involvement
IV.q - Reactive airway dysfunction syndrome (RADS) V.a V - Pleural and/or pericardial involvement
V.a - Pleural effusion (uni- or bilateral) (can accompany DI-LDs) VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.h VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.h - Vocal cord dysfunction, adduction, closure, injury X.m X - Systemic/Distant conditions, syndromes and reactions
X.m - Vascultis (pulmonary, extrathoracic or systemic)-ANCA status unknown or negative) X.u X - Systemic/Distant conditions, syndromes and reactions
X.u - Multiple organ dysfunction/failure (MODS/MOF) X.ac X - Systemic/Distant conditions, syndromes and reactions
X.ac - Anti-GBM antibody disease (Goodpasture-like or flare of preexisting GS) XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XII.m XII - Cardiovascular involvement / toxicity
XII.m - Cardiac- cardiorespiratory/pulmonary arrest XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia XIV.b XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.b - Sulfhemoglobinemia XV.x XV - Pathology
XV.x - Path: Acute/subacute bronchiolitis (see also IVc, IVi) XVI.ab XVI - Imaging
XVI.ab - Imaging: Cavitating/cavitary lung nodule, mass or nodules (see also Iq, XIs, XIIi, XVIaa and XVIIp) XVII.p XVII - Infections & related conditions
XVII.p - Lung abscess/abscesses (see also VIr)

XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound

I.a I - Interstitial/parenchymal lung disease
I.a - Pneumonitis (ILD), acute and/or severe (may cause ARDS) I.e I - Interstitial/parenchymal lung disease
I.e - Acute eosinophilic pneumonia (AEP) II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound

I.v I - Interstitial/parenchymal lung disease
I.v - Abnormal lung function/pulmonary physiology (PFTs) without necessarily imaging or clinical evidence I.af I - Interstitial/parenchymal lung disease
I.af - Chemical (toxic) pneumonitis II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury IV.c IV - Airway involvement
IV.c - Obliterative bronchiolitis (a pattern consistent with) (see also IVn, XVx) IV.e IV - Airway involvement
IV.e - Cough (acute, violent, explosive) IV.p IV - Airway involvement
IV.p - Thermal, chemical or caustic airway injury IV.q IV - Airway involvement
IV.q - Reactive airway dysfunction syndrome (RADS) VII.h VII - Mediastinal involvement
VII.h - Pneumomediastinum VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma IX.t IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.t - CNS involvement/dysfunction/damage XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XII.a XII - Cardiovascular involvement / toxicity
XII.a - Left or biventricular dysfunction/failure XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia XIV.c XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.c - Carboxyhemoglobinemia

I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) I.g I - Interstitial/parenchymal lung disease
I.g - Pulmonary fibrosis I.j I - Interstitial/parenchymal lung disease
I.j - Exogenous lipoid pneumonia (subacute, acute) I.z I - Interstitial/parenchymal lung disease
I.z - An area or areas of consolidation I.ae I - Interstitial/parenchymal lung disease
I.ae - Hydrocarbon pneumonitis I.af I - Interstitial/parenchymal lung disease
I.af - Chemical (toxic) pneumonitis I.ag I - Interstitial/parenchymal lung disease
I.ag - Fire-eater's lung/pneumonitis II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) III.c III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.c - Hemoptysis IV.k IV - Airway involvement
IV.k - Bronchiectasis V.a V - Pleural and/or pericardial involvement
V.a - Pleural effusion (uni- or bilateral) (can accompany DI-LDs) VIII.d VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.d - Thermal (burns, frostbite), chemical or caustic injury on the face, mouth, tongue, pharynx or upper airway XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia XV.as XV - Pathology
XV.as - Path: Fire eater's lung XVI.b XVI - Imaging
XVI.b - Imaging: Ground-glass opacities (GGO) / shadowing XVI.f XVI - Imaging
XVI.f - Imaging: Bibasilar opacities/shadowing XVI.k XVI - Imaging
XVI.k - Imaging: An area or areas of consolidation XVI.ab XVI - Imaging
XVI.ab - Imaging: Cavitating/cavitary lung nodule, mass or nodules (see also Iq, XIs, XIIi, XVIaa and XVIIp) XVI.ah XVI - Imaging
XVI.ah - Imaging: Pneumatoceles (see also XVIaf) XIX.a XIX - Cytological, biochemical features of/in BAL, pleural fluid or FNA
XIX.a - BAL: An excess proportion of lymphocytes XIX.h XIX - Cytological, biochemical features of/in BAL, pleural fluid or FNA
XIX.h - BAL: Exogenous (oil red O-stainable) lipids in BAL macrophages

I.ao I - Interstitial/parenchymal lung disease
I.ao - Pulmonary infiltrates II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax VII.h VII - Mediastinal involvement
VII.h - Pneumomediastinum VIII.a VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.a - Angioedema (may cause UAO, asphyxia and death) VIII.d VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.d - Thermal (burns, frostbite), chemical or caustic injury on the face, mouth, tongue, pharynx or upper airway XI.a XI - Miscellaneous
XI.a - Cyanosis, a low SpO2 and normal measured PaO2 XI.d XI - Miscellaneous
XI.d - Metabolic acidosis (incl. lactic acidosis/-gap). May cause hyperpnea/dyspnea XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XI.aw XI - Miscellaneous
XI.aw - Lead poisoning XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia XV.w XV - Pathology
XV.w - Path: Pulmonary edema (see also II/IIa) XXIV.a XXIV - Veterinary medicine
XXIV.a - Veterinary: Pneumonitis - Interstitial lung disease

I.a I - Interstitial/parenchymal lung disease
I.a - Pneumonitis (ILD), acute and/or severe (may cause ARDS) I.c I - Interstitial/parenchymal lung disease
I.c - Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia) I.e I - Interstitial/parenchymal lung disease
I.e - Acute eosinophilic pneumonia (AEP) I.j I - Interstitial/parenchymal lung disease
I.j - Exogenous lipoid pneumonia (subacute, acute) I.n I - Interstitial/parenchymal lung disease
I.n - Pulmonary alveolar proteinosis (PAP) I.t I - Interstitial/parenchymal lung disease
I.t - Pneumoconiosis (silicosis, talcosis...) I.an I - Interstitial/parenchymal lung disease
I.an - Hypersensitivity pneumonitis pattern I.ao I - Interstitial/parenchymal lung disease
I.ao - Pulmonary infiltrates II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) III.c III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.c - Hemoptysis IV.d IV - Airway involvement
IV.d - Cough (lone) V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax V.ab V - Pleural and/or pericardial involvement
V.ab - Pneumothorax, bilateral VII.h VII - Mediastinal involvement
VII.h - Pneumomediastinum VIII.w VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.w - Uvulitis, uvular edema IX.d IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.d - Respiratory failure from ventilatory depression (due to neuromuscular blockade/paralysis) X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) X.ac X - Systemic/Distant conditions, syndromes and reactions
X.ac - Anti-GBM antibody disease (Goodpasture-like or flare of preexisting GS) XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XI.m XI - Miscellaneous
XI.m - Pulmonary emphysema - Lung cysts or bullae XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XI.av XI - Miscellaneous
XI.av - Deterioration of graft function in SOT recipients XII.c XII - Cardiovascular involvement / toxicity
XII.c - Pericardial effusion (w/wo tamponade) XII.d XII - Cardiovascular involvement / toxicity
XII.d - Myocarditis (can be fulminant) XII.g XII - Cardiovascular involvement / toxicity
XII.g - Coronary artery disease (acute) - Myocardial ischemia/infarction XII.l XII - Cardiovascular involvement / toxicity
XII.l - Cardiac arrhythmias or dysrhythmias (AF, VT, VF, TdP) XII.s XII - Cardiovascular involvement / toxicity
XII.s - Heart block (bundle branch- or AV-) XII.w XII - Cardiovascular involvement / toxicity
XII.w - Asystole XII.af XII - Cardiovascular involvement / toxicity
XII.af - Coronary vasospasm - Vasospastic angina XII.ap XII - Cardiovascular involvement / toxicity
XII.ap - Coronary artery dissection XIII.a XIII - Neoplastic conditions
XIII.a - Lung cancer XV.k XV - Pathology
XV.k - Path: Desquamative interstitial pneumonia (DIP-pattern) XV.n XV - Pathology
XV.n - Path: Pulmonary alveolar proteinosis pattern (PAP pattern) XV.p XV - Pathology
XV.p - Path: Exogenous lipoid pneumonia XV.q XV - Pathology
XV.q - Path: Foreign body deposits/granulomatous reaction XV.s XV - Pathology
XV.s - Path: Pneumoconiosis (silicosis, talcosis, talcoma) XV.v XV - Pathology
XV.v - Path: Micronodular organizing pneumonia/BOOP XVI.ai XVI - Imaging
XVI.ai - Imaging: A 'tree-in-bud' pattern XVII.a XVII - Infections & related conditions
XVII.a - Respiratory tract infection incl. pneumonia XVII.c XVII - Infections & related conditions
XVII.c - Aspergillosis, pulmonary (invasive, allergic [ABPA], or mycetoma) XVII.g XVII - Infections & related conditions
XVII.g - Tuberculosis (pulmonary, pulmonary, extrapulmonary or disseminated). Reactivation or de novo

IV.a IV - Airway involvement
IV.a - Bronchospasm - Wheezing - Asthma XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound

II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XII.a XII - Cardiovascular involvement / toxicity
XII.a - Left or biventricular dysfunction/failure XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia

VIII.d VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.d - Thermal (burns, frostbite), chemical or caustic injury on the face, mouth, tongue, pharynx or upper airway XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound

II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) IV.n IV - Airway involvement
IV.n - Obstructive airway dysfunction (see also IVc, XVx) XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound XII.g XII - Cardiovascular involvement / toxicity
XII.g - Coronary artery disease (acute) - Myocardial ischemia/infarction XV.g XV - Pathology
XV.g - Path: Alveolar hemorrhage (see also IIIa) XV.w XV - Pathology
XV.w - Path: Pulmonary edema (see also II/IIa)

I.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) I.an I - Interstitial/parenchymal lung disease
I.an - Hypersensitivity pneumonitis pattern XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XI.s XI - Miscellaneous
XI.s - Sniffing death - Death from inhalation of compound