Pediatric Pulmonology Glossary
103 terms total — 7 showing — Last updated 15 Sep 2026
Lung Clearance Index LCI
A measure of ventilation inhomogeneity derived from multiple-breath washout testing, reflecting how efficiently a gas (typically nitrogen or sulfur hexafluoride) is cleared from the lungs.
complete tracheal rings
A congenital tracheal anomaly in which the cartilaginous rings form complete circles rather than the normal C-shape, res...
slide tracheoplasty
A surgical technique for congenital tracheal stenosis in which the stenotic segment is divided transversely at its midpo...
tracheal agenesis
A rare, usually fatal congenital anomaly in which the trachea is absent or severely underdeveloped, typically associated...
tracheal shift
A physical examination finding in which the trachea is displaced laterally from the midline, indicating underlying media...
tracheoesophageal fistula
Abnormal connection between the trachea and esophagus, often congenital, requiring surgical intervention in neonates.
tracheomalacia
A condition where tracheal cartilage is soft and floppy, causing airway collapse during breathing.
tracheostomy
Surgical procedure creating an opening in the anterior neck to establish a direct airway through the trachea.