I.b I - Interstitial/parenchymal lung disease
I.b - Pneumonitis (ILD) I.ar I - Interstitial/parenchymal lung disease
I.ar - The association of ILD and myositis X.d X - Systemic/Distant conditions, syndromes and reactions
X.d - Lupus - Lupus syndrome (see also Vd) X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) XIX.f XIX - Cytological, biochemical features of/in BAL, pleural fluid or FNA
XIX.f - BAL: Foamy macrophages

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.e I - Interstitial/parenchymal lung disease
I.e - Acute eosinophilic pneumonia (AEP) I.l I - Interstitial/parenchymal lung disease
I.l - Diffuse alveolar damage (DAD) (see alsoo under IIb and XVf) I.x I - Interstitial/parenchymal lung disease
I.x - Pleuroparenchymal fibroelastosis (PPFE) V.b V - Pleural and/or pericardial involvement
V.b - Eosinophilic pleural effusion V.d V - Pleural and/or pericardial involvement
V.d - Pleural/pericardial effusion, ANA positive (DI lupus) V.h V - Pleural and/or pericardial involvement
V.h - Chylothorax IX.a IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.a - Diaphragm/inspiratory muscle weakness/paralysis (w/wo ARF) X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XV.a XV - Pathology
XV.a - Path: NSIP-cellular pattern (see also Ia, Ib) XV.o XV - Pathology
XV.o - Path: Endogenous lipoid pneumonia (phospholipidosis) XV.ap XV - Pathology
XV.ap - Path: Pleuroparenchymal fibrosis/fibroelastosis (PPFE)

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.f I - Interstitial/parenchymal lung disease
I.f - Acute fibrinous organizing pneumonia (AFOP) I.g I - Interstitial/parenchymal lung disease
I.g - Pulmonary fibrosis I.u I - Interstitial/parenchymal lung disease
I.u - Relapsing or migrating pneumonitis/pneumonia (see also Id) I.x I - Interstitial/parenchymal lung disease
I.x - Pleuroparenchymal fibroelastosis (PPFE) I.ar I - Interstitial/parenchymal lung disease
I.ar - The association of ILD and myositis 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) V.b V - Pleural and/or pericardial involvement
V.b - Eosinophilic pleural effusion V.d V - Pleural and/or pericardial involvement
V.d - Pleural/pericardial effusion, ANA positive (DI lupus) V.h V - Pleural and/or pericardial involvement
V.h - Chylothorax VIII.a VIII - Central-large-upper airway (incl. pharyngeal-nasal) involvement
VIII.a - Angioedema (may cause UAO, asphyxia and death) IX.a IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.a - Diaphragm/inspiratory muscle weakness/paralysis (w/wo ARF) IX.ac IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.ac - Myositis of the respiratory muscles (May lead to respiratory muscle paralysis) X.d X - Systemic/Distant conditions, syndromes and reactions
X.d - Lupus - Lupus syndrome (see also Vd) X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) X.ba X - Systemic/Distant conditions, syndromes and reactions
X.ba - Rhabdomyolysis (see also under Xj) XI.b XI - Miscellaneous
XI.b - Chest pain (acute or subacute), lone or prominent XII.ab XII - Cardiovascular involvement / toxicity
XII.ab - Pericardial fat necrosis XV.c XV - Pathology
XV.c - Path: Organizing pneumonia (OP/BOOP) pattern (see also Id) XV.d XV - Pathology
XV.d - Path: Acute fibrinous organizing pneumonia (AFOP-pattern) (see also If) XV.h XV - Pathology
XV.h - Path: NSIP-fibrotic pattern XV.o XV - Pathology
XV.o - Path: Endogenous lipoid pneumonia (phospholipidosis) XV.ap XV - Pathology
XV.ap - Path: Pleuroparenchymal fibrosis/fibroelastosis (PPFE) XV.co XV - Pathology
XV.co - Path: Foamy inclusions in alveolar macrophages and/or in other lung cells XVI.bx XVI - Imaging
XVI.bx - Imaging: Waxing and waning nodules XIX.f XIX - Cytological, biochemical features of/in BAL, pleural fluid or FNA
XIX.f - BAL: Foamy macrophages

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.g I - Interstitial/parenchymal lung disease
I.g - Pulmonary fibrosis I.m I - Interstitial/parenchymal lung disease
I.m - ILD with a granulomatous component I.q I - Interstitial/parenchymal lung disease
I.q - Pulmonary nodulosis I.w I - Interstitial/parenchymal lung disease
I.w - Rapidly progressive ILD/pulmonary fibrosis (Hamman-Rich syndrome) I.y I - Interstitial/parenchymal lung disease
I.y - Progression, acceleration or exacerbation of preexisting ILD/fibrosis III.a III - Pulmonary/alveolar./airway hemorrhage/bleeding
III.a - Alveolar hemorrhage (AH), diffuse AH (DAH) 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.a V - Pleural and/or pericardial involvement
V.a - Pleural effusion (uni- or bilateral) (can accompany DI-LDs) V.d V - Pleural and/or pericardial involvement
V.d - Pleural/pericardial effusion, ANA positive (DI lupus) IX.q IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.q - Obstructive sleep apnea IX.t IX - Neuromuscular / CNS involvement - Disordered breathing during sleep
IX.t - CNS involvement/dysfunction/damage 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.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.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) X.k X - Systemic/Distant conditions, syndromes and reactions
X.k - Sarcoid-like granulomatosis (endo-/extrathoracic) X.m X - Systemic/Distant conditions, syndromes and reactions
X.m - Vascultis (pulmonary, extrathoracic or systemic)-ANCA status unknown or negative) X.p X - Systemic/Distant conditions, syndromes and reactions
X.p - Serum sickness-like reaction X.s X - Systemic/Distant conditions, syndromes and reactions
X.s - Vasculitis, pulmonary (w/wo AH), extrapulmonary, systemic: ANCA-positive X.x X - Systemic/Distant conditions, syndromes and reactions
X.x - Subclinical ANCA positivity X.ae X - Systemic/Distant conditions, syndromes and reactions
X.ae - Antisynthetase antibodies (ASA) - ASA syndrome XII.a XII - Cardiovascular involvement / toxicity
XII.a - Left or biventricular dysfunction/failure XV.ba XV - Pathology
XV.ba - Path: Granulomatous lymphadenopathy XV.cs XV - Pathology
XV.cs - Path: Pleural granulomas 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.d XVII - Infections & related conditions
XVII.d - Pneumocystis jiroveci pulmonary colonization XVII.e XVII - Infections & related conditions
XVII.e - Pneumocystis jiroveci pneumonia XVII.f XVII - Infections & related conditions
XVII.f - Tuberculosis, miliary XVII.g XVII - Infections & related conditions
XVII.g - Tuberculosis (pulmonary, pulmonary, extrapulmonary or disseminated). Reactivation or de novo XVII.h XVII - Infections & related conditions
XVII.h - Nontuberculous pulmonary mycobacterial infection/superinfection XVII.m XVII - Infections & related conditions
XVII.m - Fungal airway infection XVII.n XVII - Infections & related conditions
XVII.n - Legionella pneumophila pneumonia XVII.q XVII - Infections & related conditions
XVII.q - Viral pneumonia XVII.r XVII - Infections & related conditions
XVII.r - Fungal infection (pulmonary/extrapulmonary) XVII.v XVII - Infections & related conditions
XVII.v - Strongyloides stercoralis hyperinfection (w/wo DAH) XVII.y XVII - Infections & related conditions
XVII.y - Cryptococcus pulmonary and/or systemic infection XVII.z XVII - Infections & related conditions
XVII.z - Histoplamosis (reactivation) XVII.ab XVII - Infections & related conditions
XVII.ab - Protozoan infection (incl. leishmaniasis) XVII.ak XVII - Infections & related conditions
XVII.ak - Mycobacterium leprae infection (Leprosy)

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) IV.c IV - Airway involvement
IV.c - Obliterative bronchiolitis (a pattern consistent with) (see also IVn, XVx) X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba) XI.t XI - Miscellaneous
XI.t - Yellow nail syndrome

X.j X - Systemic/Distant conditions, syndromes and reactions
X.j - Myopathy-Myositis-Polymyositis (see also under Xba)