Congenital malformations of the respiratory system (Q30-Q34)
Q30Congenital malformations of nose
Excludes 1: congenital deviation of nasal septum (Q67.4)
Q30.0Choanal atresia
› Atresia of nares (anterior) (posterior)
› Congenital stenosis of nares (anterior) (posterior)
Q30.1Agenesis and underdevelopment of nose
› Congenital absent of nose
Q30.2Fissured, notched and cleft nose
Q30.3Congenital perforated nasal septum
Q30.8Other congenital malformations of nose
› Accessory nose
› Congenital anomaly of nasal sinus wall
Q30.9Congenital malformation of nose, unspecified
Q31Congenital malformations of larynx
Excludes 1: congenital laryngeal stridor NOS (P28.89)
Q31.0Web of larynx
› Glottic web of larynx
› Subglottic web of larynx
› Web of larynx NOS
Q31.1Congenital subglottic stenosis
Q31.2Laryngeal hypoplasia
Q31.3Laryngocele
Q31.5Congenital laryngomalacia
Q31.8Other congenital malformations of larynx
› Absence of larynx
› Agenesis of larynx
› Atresia of larynx
› Congenital cleft thyroid cartilage
› Congenital fissure of epiglottis
› Congenital stenosis of larynx NEC
› Posterior cleft of cricoid cartilage
Q31.9Congenital malformation of larynx, unspecified
Q32Congenital malformations of trachea and bronchus
Excludes 1: congenital bronchiectasis (Q33.4)
Q32.0Congenital tracheomalacia
Q32.1Other congenital malformations of trachea
› Atresia of trachea
› Congenital anomaly of tracheal cartilage
› Congenital dilatation of trachea
› Congenital malformation of trachea
› Congenital stenosis of trachea
› Congenital tracheocele
Q32.2Congenital bronchomalacia
Q32.3Congenital stenosis of bronchus
Q32.4Other congenital malformations of bronchus
› Absence of bronchus
› Agenesis of bronchus
› Atresia of bronchus
› Congenital diverticulum of bronchus
› Congenital malformation of bronchus NOS
Q33Congenital malformations of lung
Q33.0Congenital cystic lung
› Congenital cystic lung disease
› Congenital honeycomb lung
› Congenital polycystic lung disease
Excludes 1: cystic fibrosis (E84.0)
› cystic lung disease, acquired or unspecified (J98.4)
Q33.1Accessory lobe of lung
› Azygos lobe (fissured), lung
Q33.2Sequestration of lung
Q33.3Agenesis of lung
› Congenital absence of lung (lobe)
Q33.4Congenital bronchiectasis
Q33.5Ectopic tissue in lung
Q33.6Congenital hypoplasia and dysplasia of lung
Excludes 1: pulmonary hypoplasia associated with short gestation (P28.0)
Q33.8Other congenital malformations of lung
Q33.9Congenital malformation of lung, unspecified
Q34Other congenital malformations of respiratory system
Excludes 2: congenital central alveolar hypoventilation syndrome (G47.35)
Q34.0Anomaly of pleura
Q34.1Congenital cyst of mediastinum
Q34.8Other specified congenital malformations of respiratory system
› Atresia of nasopharynx
Q34.9Congenital malformation of respiratory system, unspecified
› Congenital absence of respiratory system
› Congenital anomaly of respiratory system NOS