- Bronchomycosis 112.89
- Bronchonocardiosis 039.1
- Bronchopleuropneumonia - see Pneumonia, broncho-
- Bronchopneumonia - see Pneumonia, broncho-
- Bronchopneumonitis - see Pneumonia, broncho-
- Bronchopulmonary - see condition
- Bronchopulmonitis - see Pneumonia, broncho-
- Bronchorrhagia 786.3
- Bronchorrhea (chronic) (purulent) 491.0
- Bronchospasm 519.11
- Bronchospirochetosis 104.8
- Bronchostenosis 519.19
- Bronchus - see condition
- Bronze, bronzed
- Brooke's disease or tumor (M8100/0) - see Neoplasm, skin, benign
- Brow presentation complicating delivery 652.4
- Brown enamel of teeth (hereditary) 520.5
- Brown's tendon sheath syndrome 378.61
- Brown-Séquard's paralysis (syndrome) 344.89
- Brucella, brucellosis (infection) 023.9
- Bruck's disease 733.99
- Bruck-de Lange disease or syndrome (Amsterdam dwart, mental retardation, and brachycephaly) 759.89