Examining how thyroid isthmus thickness affects intubation difficulty in hypothyroid patients
Relationship of Isthmus Thickness With Difficult Laryngoscopy and Difficult Intubation in Patients Receiving Hypothyroidism Treatment: A Prospective Observational Clinical Study
This study is trying to see if the thickness of a part of the thyroid gland makes it harder for doctors to put a breathing tube in patients with hypothyroidism during surgery.
Quick facts
| Study type | Observational |
|---|---|
| Enrollment | 70 (estimated) |
| Ages | 18 Years and up |
| Sex | All |
| Sponsor | Konya City Hospital Academic / other |
| Locations | 1 site (Konya, Selçuklu) |
| Trial ID | NCT06896513 on ClinicalTrials.gov |
What this trial studies
This observational study investigates the relationship between the thickness of the thyroid isthmus and the challenges faced during laryngoscopy and intubation in patients undergoing treatment for hypothyroidism. It aims to determine if an atrophic or fibrotic thyroid isthmus correlates with increased difficulty in these procedures, which are critical for successful airway management. The study will utilize the Cormack-Lehane score and the Intubation Difficulty Scale to evaluate the outcomes under general anesthesia. By employing ultrasonographic techniques, the research seeks to enhance the predictive capabilities for difficult intubation scenarios.
Who should consider this trial
Good fit: Ideal candidates include individuals with known hypothyroidism who are currently receiving medical treatment and have an ASA score of 2-3.
Not a fit: Patients with a history of difficult intubation, severe obesity, or significant airway pathologies may not benefit from this study.
Why it matters
Potential benefit: If successful, this study could improve airway management strategies for hypothyroid patients, reducing the risk of failed intubation.
How similar studies have performed: While there is existing literature on intubation difficulties related to thyroid conditions, this specific investigation into isthmus thickness is relatively novel.
Eligibility criteria
Show full inclusion / exclusion criteria
Inclusion Criteria: * Known hypothyroidism receiving medical treatment * ASA score of 2-3 Exclusion Criteria: * Known history of difficult intubation * Body mass index (BMI) \> 40 * Presence of airway pathology * Diseases that restrict neck movement (e.g., RA, SLE, AS, etc.) * Head and neck range of motion ≤ 80° * History of cervical radiotherapy * Refusal to participate in the study
Where this trial is running
Konya, Selçuklu
- Konya City Hospital — Konya, Selçuklu, Turkey (Recruiting)
Study contacts
- Study coordinator: Omer Keklicek
- Email: drokeklicek_464@hotmail.com
- Phone: +905399291702
How to participate
- Review the eligibility criteria above with your treating physician.
- Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
- Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.