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To assess whether the height measured at the level of thyroid cartilage and chin, can be used to predict patients whose vocal chords will be difficult to visualise under general Anaesthesia

Evaluation of thyro-mental height as a diagnostic predictor of difficult laryngoscopy

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
CTRI
Registry ID
CTRI/2018/02/011661
Enrollment
550
Registered
2018-02-02
Start date
Unknown
Completion date
Unknown
Last updated
2021-11-24

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

Conditions

Health Condition 1: null- Patients undergoing routine elective surgeries under general anaesthesia requiring endo-tracheal intubation Health Condition 2: R00-R99- Symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified

Interventions

None listed

Sponsors

Hamdard Institute of medical Sciences and research
Lead Sponsor

Eligibility

Inclusion criteria

Inclusion criteria: ASA I and II elective surgery under general anaesthesia requiring endotracheal intubation

Exclusion criteria

Exclusion criteria: patients with airway malformation,neck burns contracture, midline neck swelling,edentulous and those who requiring rapid sequence induction or awake induction

Design outcomes

Primary

MeasureTime frame
To determine cut off value for thyromental height test and evaluate its validity indexesTimepoint: preoperative ( during preanaesthetic checkup ), intraoperative ( during intubation)—

Secondary

MeasureTime frame
compare thyromental height test with modified mallampati test, thyromental distance, sternomental distance, ratio of height to thyromental distanceTimepoint: preoperative ( during preanaesthetic checkup), intraoperative ( during intubation)—

Countries

India

Contacts

Public ContactPratibha Panjiar

Hamdard Institute of Medical Sciences & Research, Jamia Hamdard,Delhi

pratibha.panjiar@gmail.com9311657822

Outcome results

None listed

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