J18 Pneumonia, unspecified organism

Excludes1: abscess of lung with pneumonia (J85.1)

aspiration pneumonia due to anesthesia during labor and delivery (O74.0)

aspiration pneumonia due to anesthesia during pregnancy (O29)

aspiration pneumonia due to anesthesia during puerperium (O89.0)

aspiration pneumonia due to solids and liquids (J69.-)

aspiration pneumonia NOS (J69.0)

congenital pneumonia (P23.0)

drug-induced interstitial lung disorder (J70.2-J70.4)

interstitial pneumonia NOS (J84.9)

lipid pneumonia (J69.1)

neonatal aspiration pneumonia (P24.-)

pneumonitis due to external agents (J67-J70)

pneumonitis due to fumes and vapors (J68.0)

usual interstitial pneumonia (J84.1)

J18.0 Bronchopneumonia, unspecified organism

Excludes1: hypostatic bronchopneumonia (J18.2)

lipid pneumonia (J69.1)

Excludes2: acute bronchiolitis (J21.-)

chronic bronchiolitis (J44.9)

J18.1 Lobar pneumonia, unspecified organism

J18.2 Hypostatic pneumonia, unspecified organism

Hypostatic bronchopneumonia

Passive pneumonia

J18.8 Other pneumonia, unspecified organism

J18.9 Pneumonia, unspecified organism

Other acute lower respiratory infections (J20-J22)

Excludes1: chronic obstructive pulmonary disease with acute lower respiratory infection (J44.0)

Includes: acute and subacute bronchitis (with) bronchospasm

acute and subacute bronchitis (with) tracheitis

acute and subacute bronchitis (with) tracheobronchitis, acute

acute and subacute fibrinous bronchitis

acute and subacute membranous bronchitis

acute and subacute purulent bronchitis

acute and subacute septic bronchitis

Excludes2: acute bronchitis with bronchiectasis (J47.0)

acute bronchitis with chronic obstructive asthma (J44.0)

acute