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Airway ultrasound as predictor of difficult direct laryngoscopy

Preoperative difficult airway prediction using ultrasonography derived parameters in elective surgical cases undergoing general anaesthesia- A prospective study

Status
Recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2023/05/052420
Enrollment
185
Registered
2023-05-09
Start date
Unknown
Completion date
Unknown
Last updated
2024-03-04

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

Conditions

Health Condition 1: 4- Measurement and Monitoring

Interventions

Intervention1: Airway ultrasound: Patient in supine position with No head movements and mouth closed, using ultrasound M-Turbo sonosite machine ( 6-13 Hz- linear probe) Control Intervention1: Cormack-

Sponsors

Apollo KH hospital
Lead Sponsor
Dr Soumiya
Collaborator

Eligibility

Inclusion criteria

Inclusion criteria: ASA physical status grade 1 to 3

Exclusion criteria

Exclusion criteria: 1. Patients refusal/ unable to give consent 2. Facial / cervical spine injuries 3. Pre- existing malformations/ pathology 4. Cervical tumours/ goitre 5. Patient with tracheostomy tube 6. Pregnancy patients 7. Psychiatric patients 8. Emergency intubation 9. Rapid sequence induction

Design outcomes

Primary

MeasureTime frame
Hyo-mental distance in neutral positionTimepoint: Millimetres—

Secondary

MeasureTime frame
Anterior neck soft tissue at the level of vocal cordsTimepoint: Millimetres;Ratio of pre- epiglottic space to epiglottis to mid- vocal cords distanceTimepoint: Ratio—

Countries

India

Contacts

Public ContactDrDinakaran

Apollo KH hospital

dr_jalakandan@yahoo.co.in9994976064

Outcome results

None listed

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