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.m I - Interstitial/parenchymal lung disease
I.m - ILD with a granulomatous component I.s I - Interstitial/parenchymal lung disease
I.s - A mass or masses I.t I - Interstitial/parenchymal lung disease
I.t - Pneumoconiosis (silicosis, talcosis...) 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) IV.a IV - Airway involvement
IV.a - Bronchospasm - Wheezing - Asthma IV.f IV - Airway involvement
IV.f - Severe or catastrophic bronchospasm or asthma attack (can be fatal) IV.g IV - Airway involvement
IV.g - Cough syncope V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax V.q V - Pleural and/or pericardial involvement
V.q - Empyema V.ab V - Pleural and/or pericardial involvement
V.ab - Pneumothorax, bilateral VI.b VI - Pulmonary vasculopathies
VI.b - Pulmonary arterial hypertension VI.c VI - Pulmonary vasculopathies
VI.c - Pulmonary veno-occlusive disease VI.g VI - Pulmonary vasculopathies
VI.g - Foreign body pulmonary vasculopathy (Excipient lung disease) VI.i VI - Pulmonary vasculopathies
VI.i - Acute pulmonary hypertension VI.j VI - Pulmonary vasculopathies
VI.j - Mercury pulmonary embolism VI.r VI - Pulmonary vasculopathies
VI.r - Septic pulmonary embolism VI.t VI - Pulmonary vasculopathies
VI.t - Pulmonary artery aneurysm(s) 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 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 VIII.ai VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ai - Nasal, palatal and/or pharyngeal pathology IX.a IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.a - Diaphragm/inspiratory muscle weakness/paralysis (w/wo ARF) IX.s IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.s - Botulism (foodborne-, wound-) IX.ah IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.ah - Acute myelopathy (can cause ARF) 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) X.bb X - Systemic/Distant conditions, syndromes and reactions
X.bb - Foreign body (talc, cornstarch) retinopathy XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XI.m XI - Miscellaneous
XI.m - Pulmonary emphysema - Lung cysts or bullae XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XII.g XII - Cardiovascular involvement / toxicity
XII.g - Coronary artery disease (acute) - Myocardial ischemia/infarction XII.i XII - Cardiovascular involvement / toxicity
XII.i - Endocarditis (infective) XII.v XII - Cardiovascular involvement / toxicity
XII.v - Hypertrophic cardiomyopathy 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 XV.ag XV - Pathology
XV.ag - Path: Foreign body embolism, microangiopathy, vasculopathy XV.al XV - Pathology
XV.al - Path: Pulmonary hypertension incl. angiomatoid vasculopathy XVI.u XVI - Imaging
XVI.u - Imaging: A miliary pattern (diffuse random micronodules) XVI.v XVI - Imaging
XVI.v - Imaging: Centrilobular micronodules (can be diffuse) XVI.ab XVI - Imaging
XVI.ab - Imaging: Cavitating/cavitary lung nodule, mass or nodules (see also Iq, XIs, XIIi, XVIaa and XVIIp) XVI.ae XVI - Imaging
XVI.ae - Imaging: A pattern similar to pneumoconiotic progressive massive fibrosis (PMF) XVI.af XVI - Imaging
XVI.af - Imaging: Lung cysts or bullae (see also XVI ah/bf) 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.b XVII - Infections & related conditions
XVII.b - Opportunistic pulmonary/systemic infections XVII.g XVII - Infections & related conditions
XVII.g - Tuberculosis (pulmonary, pulmonary, extrapulmonary or disseminated). Reactivation or de novo XVII.p XVII - Infections & related conditions
XVII.p - Lung abscess/abscesses (see also VIr) XVII.s XVII - Infections & related conditions
XVII.s - Sternoclavicular septic arthritis XVII.u XVII - Infections & related conditions
XVII.u - Epidural abscess XVII.al XVII - Infections & related conditions
XVII.al - Osteomyelitis (notably of thoracic bones) XVIII.t XVIII - Distinctive patterns - 'Eye-catchers'
XVIII.t - Eye catcher: Purpuric/Ecchymotic/Cyanotic lesions of the earlobes and/or nose XVIII.u XVIII - Distinctive patterns - 'Eye-catchers'
XVIII.u - Eye catcher: Talc retinopathy

I.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) 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.a IV - Airway involvement
IV.a - Bronchospasm - Wheezing - Asthma VI.e VI - Pulmonary vasculopathies
VI.e - Fat/oil embolism - The FES embolism syndrome VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) X.g X - Systemic/Distant conditions, syndromes and reactions
X.g - Hypersensitivity reaction (may manifest with fever and/or skin, throat or airway involvement) X.r X - Systemic/Distant conditions, syndromes and reactions
X.r - Fluid retention XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XII.m XII - Cardiovascular involvement / toxicity
XII.m - Cardiac- cardiorespiratory/pulmonary arrest XV.ae XV - Pathology
XV.ae - Path: Lipid/fat embolism (see also VIe)

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma

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.c I - Interstitial/parenchymal lung disease
I.c - Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia) I.l I - Interstitial/parenchymal lung disease
I.l - Diffuse alveolar damage (DAD) (see alsoo under IIb and XVf) I.m I - Interstitial/parenchymal lung disease
I.m - ILD with a granulomatous component II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury IV.d IV - Airway involvement
IV.d - Cough (lone) V.a V - Pleural and/or pericardial involvement
V.a - Pleural effusion (uni- or bilateral) (can accompany DI-LDs) VII.a VII - Mediastinal involvement
VII.a - Lymphadenopathy (intrathoracic) VII.e VII - Mediastinal involvement
VII.e - Granulomatous mediastinal lymphadenopathy VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma IX.r IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.r - Myasthenia gravis - Myasthenic-like syndrome IX.ab IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.ab - Guillain-Barré (or GB-like) syndrome (w/wo ARF) X.g X - Systemic/Distant conditions, syndromes and reactions
X.g - Hypersensitivity reaction (may manifest with fever and/or skin, throat or airway involvement) X.l X - Systemic/Distant conditions, syndromes and reactions
X.l - Systemic granulomatosis other than Xk 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) XV.e XV - Pathology
XV.e - Path: ILD with a granulomatous component (see also Im) XV.f XV - Pathology
XV.f - Path: Diffuse alveolar damage (DAD-pattern) (see also IL) XV.ba XV - Pathology
XV.ba - Path: Granulomatous lymphadenopathy XV.cg XV - Pathology
XV.cg - Path: Granulomatous hepatitis XVI.u XVI - Imaging
XVI.u - Imaging: A miliary pattern (diffuse random micronodules) XVI.ai XVI - Imaging
XVI.ai - Imaging: A 'tree-in-bud' pattern XVII.f XVII - Infections & related conditions
XVII.f - Tuberculosis, miliary XVII.i XVII - Infections & related conditions
XVII.i - Mycobacterium bovis/BCG infection

II.q II - Pulmonary edema - Acute lung injury - ARDS
II.q - Respiratory distress or failure, not otherwise specified VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.e VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.e - Laryngospasm (a.k.a. laryngismus) VIII.h VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.h - Vocal cord dysfunction, adduction, closure, injury IX.c IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.c - Chest wall muscle rigidity - Stiff/wooden chest

II.q II - Pulmonary edema - Acute lung injury - ARDS
II.q - Respiratory distress or failure, not otherwise specified IV.v IV - Airway involvement
IV.v - Deterioration/exacerbation of preexisting asthma or COPD VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma IX.d IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.d - Respiratory failure from ventilatory depression (due to neuromuscular blockade/paralysis) IX.f IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.f - Hiccup IX.i IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.i - Respiratory arrest - Apnea IX.t IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.t - CNS involvement/dysfunction/damage XI.e XI - Miscellaneous
XI.e - Respiratory acidosis - Hypercapnia XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XVII.a XVII - Infections & related conditions
XVII.a - Respiratory tract infection incl. pneumonia

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma IX.d IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.d - Respiratory failure from ventilatory depression (due to neuromuscular blockade/paralysis) XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.w VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.w - Uvulitis, uvular edema

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma

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)

I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) I.c I - Interstitial/parenchymal lung disease
I.c - Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia) VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) XV.b XV - Pathology
XV.b - Path: Eosinophilic pneumonia (subacute or acute) (see also Ic) XV.e XV - Pathology
XV.e - Path: ILD with a granulomatous component (see also Im)

I.c I - Interstitial/parenchymal lung disease
I.c - Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia) I.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) I.e I - Interstitial/parenchymal lung disease
I.e - Acute eosinophilic pneumonia (AEP) I.t I - Interstitial/parenchymal lung disease
I.t - Pneumoconiosis (silicosis, talcosis...) I.z I - Interstitial/parenchymal lung disease
I.z - An area or areas of consolidation II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) II.d II - Pulmonary edema - Acute lung injury - ARDS
II.d - Pulmonary edema, cardiogenic 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) III.c III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.c - Hemoptysis III.n III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.n - Alveolar hemorrhage (subclinical, or as a BAL feature) IV.a IV - Airway involvement
IV.a - Bronchospasm - Wheezing - Asthma IV.f IV - Airway involvement
IV.f - Severe or catastrophic bronchospasm or asthma attack (can be fatal) IV.o IV - Airway involvement
IV.o - Airway hyperresponsiveness V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax V.ab V - Pleural and/or pericardial involvement
V.ab - Pneumothorax, bilateral VI.a VI - Pulmonary vasculopathies
VI.a - Pulmonary embolism - Venous thrombosis/thromboembolism VI.b VI - Pulmonary vasculopathies
VI.b - Pulmonary arterial hypertension VI.l VI - Pulmonary vasculopathies
VI.l - Acute pulmonary vasoconstriction and PHT 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.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.i VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.i - Midline destructive lesions VIII.w VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.w - Uvulitis, uvular edema VIII.ah VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ah - Tracheal polyps VIII.ai VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ai - Nasal, palatal and/or pharyngeal pathology VIII.ak VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ak - Rhinitis medicamentosa VIII.ap VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.ap - Airway foreign body IX.k IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.k - Trismus (lockjaw) IX.o IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.o - Pneumorachis X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) X.h X - Systemic/Distant conditions, syndromes and reactions
X.h - Eosinophilic granulomatosis with polyangiitis (Churg-Strauss) X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) X.m X - Systemic/Distant conditions, syndromes and reactions
X.m - Vascultis (pulmonary, extrathoracic or systemic)-ANCA status unknown or negative) X.o X - Systemic/Distant conditions, syndromes and reactions
X.o - Neutrophilic dermatosis (Pyoderma, Sweet syndrome) X.s X - Systemic/Distant conditions, syndromes and reactions
X.s - Vasculitis, pulmonary (w/wo AH), extrapulmonary, systemic: ANCA-positive X.u X - Systemic/Distant conditions, syndromes and reactions
X.u - Multiple organ dysfunction/failure (MODS/MOF) X.x X - Systemic/Distant conditions, syndromes and reactions
X.x - Subclinical ANCA positivity X.ac X - Systemic/Distant conditions, syndromes and reactions
X.ac - Anti-GBM antibody disease (Goodpasture-like or flare of preexisting GS) X.ad X - Systemic/Distant conditions, syndromes and reactions
X.ad - Skin purpura, ecchymoses or necrosis X.as X - Systemic/Distant conditions, syndromes and reactions
X.as - Scleroderma renal crisis 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.n XI - Miscellaneous
XI.n - Neutropenia, agranulocytosis (w/wo infection/sepsis) XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XI.ae XI - Miscellaneous
XI.ae - Barotrauma (incl. pneumothorax, pneumomediastinum, interstitial ephysema...) XI.az XI - Miscellaneous
XI.az - Sneezing (may cause pulmonary barotrauma) XII.a XII - Cardiovascular involvement / toxicity
XII.a - Left or biventricular dysfunction/failure XII.e XII - Cardiovascular involvement / toxicity
XII.e - Takotsubo (stress) cardiomyopathy XII.f XII - Cardiovascular involvement / toxicity
XII.f - Cardiomyopathy (acute, subacute, chronic) 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.y XII - Cardiovascular involvement / toxicity
XII.y - Pneumopericardium XII.ae XII - Cardiovascular involvement / toxicity
XII.ae - Aortic dissection XII.af XII - Cardiovascular involvement / toxicity
XII.af - Coronary vasospasm - Vasospastic angina XII.aj XII - Cardiovascular involvement / toxicity
XII.aj - Systemic arterial thrombosis XII.ap XII - Cardiovascular involvement / toxicity
XII.ap - Coronary artery dissection XIV.c XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.c - Carboxyhemoglobinemia XV.b XV - Pathology
XV.b - Path: Eosinophilic pneumonia (subacute or acute) (see also Ic) XV.g XV - Pathology
XV.g - Path: Alveolar hemorrhage (see also IIIa) XV.h XV - Pathology
XV.h - Path: NSIP-fibrotic pattern XV.s XV - Pathology
XV.s - Path: Pneumoconiosis (silicosis, talcosis, talcoma) XV.w XV - Pathology
XV.w - Path: Pulmonary edema (see also II/IIa) XV.aw XV - Pathology
XV.aw - Path: Skin vasculopathy/vasculitis/fibrin thrombi XVI.k XVI - Imaging
XVI.k - Imaging: An area or areas of consolidation XVII.b XVII - Infections & related conditions
XVII.b - Opportunistic pulmonary/systemic infections

II.a II - Pulmonary edema - Acute lung injury - ARDS
II.a - Pulmonary edema, noncardiogenic (NCPE) II.d II - Pulmonary edema - Acute lung injury - ARDS
II.d - Pulmonary edema, cardiogenic II.q II - Pulmonary edema - Acute lung injury - ARDS
II.q - Respiratory distress or failure, not otherwise specified VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.z VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.z - An increased bite force IX.c IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.c - Chest wall muscle rigidity - Stiff/wooden chest X.u X - Systemic/Distant conditions, syndromes and reactions
X.u - Multiple organ dysfunction/failure (MODS/MOF) X.at X - Systemic/Distant conditions, syndromes and reactions
X.at - Hyperthermia XI.d XI - Miscellaneous
XI.d - Metabolic acidosis (incl. lactic acidosis/-gap). May cause hyperpnea/dyspnea XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XII.l XII - Cardiovascular involvement / toxicity
XII.l - Cardiac arrhythmias or dysrhythmias (AF, VT, VF, TdP) XII.m XII - Cardiovascular involvement / toxicity
XII.m - Cardiac- cardiorespiratory/pulmonary arrest XIV.a XIV - Hemoglobinopathies - Abnormal hemoglobin states (acquired)
XIV.a - Methemoglobinemia XXII.a XXII - Household drugs, compounds & chemicals of concern
XXII.a - Risk of fatal exposure in the home

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 II.g II - Pulmonary edema - Acute lung injury - ARDS
II.g - Negative pressure pulmonary edema (NPPE) V.f V - Pleural and/or pericardial involvement
V.f - Pneumothorax VII.h VII - Mediastinal involvement
VII.h - Pneumomediastinum VIII.b VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.b - Hematoma of/around central airway wall potentially causing UAO VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) X.ag X - Systemic/Distant conditions, syndromes and reactions
X.ag - The serotonin syndrome XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XII.a XII - Cardiovascular involvement / toxicity
XII.a - Left or biventricular dysfunction/failure XII.b XII - Cardiovascular involvement / toxicity
XII.b - Valvular heart disease and/or dysfunction XII.d XII - Cardiovascular involvement / toxicity
XII.d - Myocarditis (can be fulminant) XII.y XII - Cardiovascular involvement / toxicity
XII.y - Pneumopericardium

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

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.c I - Interstitial/parenchymal lung disease
I.c - Eosinophilic pneumonia (pulmonary infiltrates and eosinophilia) I.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) I.v I - Interstitial/parenchymal lung disease
I.v - Abnormal lung function/pulmonary physiology (PFTs) without necessarily imaging or clinical evidence I.y I - Interstitial/parenchymal lung disease
I.y - Progression, acceleration or exacerbation of preexisting ILD/fibrosis 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) VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma X.k X - Systemic/Distant conditions, syndromes and reactions
X.k - Sarcoid-like granulomatosis (endo-/extrathoracic) XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XV.f XV - Pathology
XV.f - Path: Diffuse alveolar damage (DAD-pattern) (see also IL)

I.n I - Interstitial/parenchymal lung disease
I.n - Pulmonary alveolar proteinosis (PAP) 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.e IV - Airway involvement
IV.e - Cough (acute, violent, explosive) IV.g IV - Airway involvement
IV.g - Cough syncope VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.e VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.e - Laryngospasm (a.k.a. laryngismus) VIII.h VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.h - Vocal cord dysfunction, adduction, closure, injury VIII.q VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.q - Tongue involvement (edema, glossitis, hematoma) IX.c IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.c - Chest wall muscle rigidity - Stiff/wooden chest IX.d IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.d - Respiratory failure from ventilatory depression (due to neuromuscular blockade/paralysis) IX.i IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.i - Respiratory arrest - Apnea IX.t IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.t - CNS involvement/dysfunction/damage X.f X - Systemic/Distant conditions, syndromes and reactions
X.f - Anaphylaxis-Anaphylactoid reaction (can be fatal) XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XII.f XII - Cardiovascular involvement / toxicity
XII.f - Cardiomyopathy (acute, subacute, chronic) XII.n XII - Cardiovascular involvement / toxicity
XII.n - Cardiovascular collapse - Cardiogenic shock - Hypotension

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.d I - Interstitial/parenchymal lung disease
I.d - Organizing pneumonia pattern (an area or areas of consolidation on imaging) 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.k IV - Airway involvement
IV.k - Bronchiectasis VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma X.k X - Systemic/Distant conditions, syndromes and reactions
X.k - Sarcoid-like granulomatosis (endo-/extrathoracic) XI.g XI - Miscellaneous
XI.g - Aspiration, aspiration pneumonia (w/wo demonstrable pharyngeal dysmotility) XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XVII.a XVII - Infections & related conditions
XVII.a - Respiratory tract infection incl. pneumonia XVII.p XVII - Infections & related conditions
XVII.p - Lung abscess/abscesses (see also VIr)

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.m I - Interstitial/parenchymal lung disease
I.m - ILD with a granulomatous component 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 II.q II - Pulmonary edema - Acute lung injury - ARDS
II.q - Respiratory distress or failure, not otherwise specified III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) IV.c IV - Airway involvement
IV.c - Obliterative bronchiolitis (a pattern consistent with) (see also IVn, XVx) V.u V - Pleural and/or pericardial involvement
V.u - Eosinophilic pleuritis VI.a VI - Pulmonary vasculopathies
VI.a - Pulmonary embolism - Venous thrombosis/thromboembolism VI.b VI - Pulmonary vasculopathies
VI.b - Pulmonary arterial hypertension VIII.a VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.a - Angioedema (may cause UAO, asphyxia and death) VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma VIII.w VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.w - Uvulitis, uvular edema IX.a IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.a - Diaphragm/inspiratory muscle weakness/paralysis (w/wo ARF) 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.u X - Systemic/Distant conditions, syndromes and reactions
X.u - Multiple organ dysfunction/failure (MODS/MOF) X.w X - Systemic/Distant conditions, syndromes and reactions
X.w - Eosinophilia myalgia syndrome (EMS) XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XI.h XI - Miscellaneous
XI.h - Esophageal pathology (erosion, ulcer, tear, rupture, fistula) XI.r XI - Miscellaneous
XI.r - Death following exposure or poisoning XI.bi XI - Miscellaneous
XI.bi - Cyanide poisoning XII.d XII - Cardiovascular involvement / toxicity
XII.d - Myocarditis (can be fulminant) XII.f XII - Cardiovascular involvement / toxicity
XII.f - Cardiomyopathy (acute, subacute, chronic) XII.h XII - Cardiovascular involvement / toxicity
XII.h - Eosinophilic myocarditis XII.l XII - Cardiovascular involvement / toxicity
XII.l - Cardiac arrhythmias or dysrhythmias (AF, VT, VF, TdP) XII.m XII - Cardiovascular involvement / toxicity
XII.m - Cardiac- cardiorespiratory/pulmonary arrest XII.n XII - Cardiovascular involvement / toxicity
XII.n - Cardiovascular collapse - Cardiogenic shock - Hypotension XII.r XII - Cardiovascular involvement / toxicity
XII.r - Heart failure (biventricular, congestive) XII.w XII - Cardiovascular involvement / toxicity
XII.w - Asystole XII.ag XII - Cardiovascular involvement / toxicity
XII.ag - Bradycardia XII.ah XII - Cardiovascular involvement / toxicity
XII.ah - Tachycardia XII.ai XII - Cardiovascular involvement / toxicity
XII.ai - Cardiotoxicity XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XV.f XV - Pathology
XV.f - Path: Diffuse alveolar damage (DAD-pattern) (see also IL) XV.z XV - Pathology
XV.z - Path: Obliterative (constrictive) bronchiolitis (see also IVc, IVn) XIX.d XIX - Cytological, biochemical features of/in BAL, pleural fluid or FNA
XIX.d - BAL: Gross or microscopic bleeding/hemorrhage XXIV.i XXIV - Veterinary medicine
XXIV.i - Veterinary: Respiratory/Ventilatory depression XXIV.j XXIV - Veterinary medicine
XXIV.j - Veterinary: Cardiotoxicity

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma

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) 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) III.d III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.d - Alveolar hemorrhage, diffuse (ANCA-positive/-related) IV.a IV - Airway involvement
IV.a - Bronchospasm - Wheezing - Asthma V.d V - Pleural and/or pericardial involvement
V.d - Pleural/pericardial effusion, ANA positive (DI lupus) V.i V - Pleural and/or pericardial involvement
V.i - Pleuritis (can cause chest pain) V.m V - Pleural and/or pericardial involvement
V.m - Pleuropericarditis - Pleuropericardial effusion (ANA unknown or negative) VI.d VI - Pulmonary vasculopathies
VI.d - Pulmonary vasculitis or capillaritis VIII.a VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.a - Angioedema (may cause UAO, asphyxia and death) 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.a X - Systemic/Distant conditions, syndromes and reactions
X.a - DRES syndrome - DRESS-like reaction X.b X - Systemic/Distant conditions, syndromes and reactions
X.b - Antiphospholipid antibodies w/wo the APL syndrome X.d X - Systemic/Distant conditions, syndromes and reactions
X.d - Lupus - Lupus syndrome (see also Vd) X.e X - Systemic/Distant conditions, syndromes and reactions
X.e - Autoimmunity-Autoimmune conditions (+ANA, +anti-ds-DNA, +ANCAs, other auto-Abs) X.m X - Systemic/Distant conditions, syndromes and reactions
X.m - Vascultis (pulmonary, extrathoracic or systemic)-ANCA status unknown or negative) X.o X - Systemic/Distant conditions, syndromes and reactions
X.o - Neutrophilic dermatosis (Pyoderma, Sweet syndrome) X.s X - Systemic/Distant conditions, syndromes and reactions
X.s - Vasculitis, pulmonary (w/wo AH), extrapulmonary, systemic: ANCA-positive X.ak X - Systemic/Distant conditions, syndromes and reactions
X.ak - Dual MPO-/PR3-ANCA systemic disease/vasculitis/pseudovasculitis XII.c XII - Cardiovascular involvement / toxicity
XII.c - Pericardial effusion (w/wo tamponade) XII.k XII - Cardiovascular involvement / toxicity
XII.k - Constrictive pericarditis - Pericardial thickening XV.f XV - Pathology
XV.f - Path: Diffuse alveolar damage (DAD-pattern) (see also IL)

II.q II - Pulmonary edema - Acute lung injury - ARDS
II.q - Respiratory distress or failure, not otherwise specified VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma 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 IX.d IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.d - Respiratory failure from ventilatory depression (due to neuromuscular blockade/paralysis) XI.d XI - Miscellaneous
XI.d - Metabolic acidosis (incl. lactic acidosis/-gap). May cause hyperpnea/dyspnea

VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma

II.b II - Pulmonary edema - Acute lung injury - ARDS
II.b - ARDS - Acute lung injury VIII.c VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.c - Upper airway obstruction other than angioedema or hematoma XII.d XII - Cardiovascular involvement / toxicity
XII.d - Myocarditis (can be fulminant) XII.s XII - Cardiovascular involvement / toxicity
XII.s - Heart block (bundle branch- or AV-) XII.x XII - Cardiovascular involvement / toxicity
XII.x - Sinus arrest XII.ai XII - Cardiovascular involvement / toxicity
XII.ai - Cardiotoxicity