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Use of ultrasound to measure tongue thickness in patients undergoing surgery under anaesthesia to predict difficulty in inserting a breathing tube

Ultrasound-Guided Tongue Thickness Measurement for Predicting Difficult Tracheal Intubation: A Cross-Sectional Analysis - UGTT-DTI Study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2025/10/095971
Enrollment
110
Registered
2025-10-13
Start date
Unknown
Completion date
Unknown
Last updated
2025-11-17

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Health Condition 1: Z018- Encounter for other specified special examinations

Interventions

Intervention1: Nil: Nil Intervention2: Nil: Nil

Sponsors

SEETHARAMAN M
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: ASA physical status I and II Patients undergoing Elective surgery under general anaesthesia with endotracheal intubation BMI 18.5to 40 kg per meter squared

Exclusion criteria

Exclusion criteria: Patients with Thyroid/neck swelling Cervical spine fracture Facial/maxillofacial fracture or abnormality Upper airway tumours Inter-incisor distance less than3 cm Pregnant patients Previous history of difficult intubation Completely edentulous patients Syndrome patients Tobacco chewers

Design outcomes

Primary

MeasureTime frame
Accuracy of ultrasound-guided tongue thickness measurement in predicting difficult tracheal intubation (measured against Cormack–Lehane grade and number of intubation attempt)Timepoint: At the time of induction of anaesthesia and direct laryngoscopy.

Secondary

MeasureTime frame
Correlation between ultrasound-measured tongue thickness and Modified Mallampati score. Timepoint: Preoperative airway assessment (before surgery)

Countries

India

Contacts

Public ContactSeetharaman M

PSG IMSR

seetharamanmohan7@gmail.com9894342570

Outcome results

None listed

Source: CTRI (via WHO ICTRP) · Data processed: Feb 4, 2026