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.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

I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) VI.b VI - Pulmonary vasculopathies
VI.b - Pulmonary arterial hypertension X.bb X - Systemic/Distant conditions, syndromes and reactions
X.bb - Foreign body (talc, cornstarch) retinopathy XV.e XV - Pathology
XV.e - Path: ILD with a granulomatous component (see also Im) XV.q XV - Pathology
XV.q - Path: Foreign body deposits/granulomatous reaction 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 XVIII.u XVIII - Distinctive patterns - 'Eye-catchers'
XVIII.u - Eye catcher: Talc retinopathy

I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) XV.h XV - Pathology
XV.h - Path: NSIP-fibrotic pattern XVI.u XVI - Imaging
XVI.u - Imaging: A miliary pattern (diffuse random micronodules)

I.a I - Interstitial/parenchymal lung disease
I.a - Pneumonitis (ILD), acute and/or severe (may cause ARDS) XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XV.x XV - Pathology
XV.x - Path: Acute/subacute bronchiolitis (see also IVc, IVi) 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.ai XVI - Imaging
XVI.ai - Imaging: A 'tree-in-bud' pattern

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) III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) XV.a XV - Pathology
XV.a - Path: NSIP-cellular pattern (see also Ia, Ib) XVI.u XVI - Imaging
XVI.u - Imaging: A miliary pattern (diffuse random micronodules) XVII.g XVII - Infections & related conditions
XVII.g - Tuberculosis (pulmonary, pulmonary, extrapulmonary or disseminated). Reactivation or de novo