Table 1

Summary of less invasive bronchoscopic biopsy techniques for paediatric patients

StudyTechniqueScope size (channel size)RoutePatients (youngest patient)Adequate materialDiagnostic sample
Gilbert et al2EBUS TBNA6.9 mmLMA21 (18 months, 10 kg)95%47%
Dhooria et al1EBUS TBNA or EUS-B-FNA6.9 mmLMA67 (3 years)92%56.9%
Zhang et al3Cryotherapy*4.8 mm (2.2 mm) or 4.0 mm (2.0 mm)Mouth or LMA12 (10 months)NANA
Goussard et al4Transbronchial biopsy4.0 mm (2.0 mm)LMA28 (9 months)57%
  • *No biopsy samples taken.

  • EBUS TBNA, endobronchial ultrasound-guided transbronchial needle aspiration; EUS-B-FNA, endoscopic ultrasound bronchoscope guided fine needle aspirate; LMA, laryngeal mask.