Comparison of Age-Based Formula and Ultrasound-Guided Subglottic Diameter Measurement for Endotracheal Tube Sizing

Recruiting now · Not applicable

Conditions studied: Endotracheal Tube Wrongly Placed During Anesthetic Procedure

In brief

To compare the accuracy of ultrasound-guided subglottic diameter measurement versus age-based formulas in determining the optimal endotracheal tube (ETT) size in pediatric patients with single ventricle physiology and reducing post-extubation complications.

Key facts

Study ID

NCT07586592

Run by

Ain Shams University

People needed

60

Starts

2026-01-01

Expected to finish

2027-06-30

Last updated by the study team

2026-05-14

Who can join

Age: 0 and older, up to 8. Sex: any. Healthy volunteers: not accepted.

You may qualify if…

• Pediatric patients (3 months to 8 years)
• Patients with single ventricle physiology
• Scheduled for Glenn or Fontan surgery or cardiac catheterization
• Patients with Glenn or Fontan shunt scheduled for surgery

You may not qualify if…

• Refusal of legal guardians
• Emergency surgery
• Patients with tracheostomy tubes
• Recent or active upper respiratory tract infection
• Airway anomalies (e.g. Pierre Robin, Treacher Collins)
• ICU stay due to complications other than that of airway

Where it is running

• Ain Shams University — Cairo, Abbasseya, Egypt (enrolling)

Full record on ClinicalTrials.gov

Trial information comes from ClinicalTrials.gov and is refreshed daily. TrialsForMe does not provide medical care and does not run the studies it lists.