NCT06671184Recruiting
Nomogram for Predicting Difficult Transoral and Submental Thyroidectomy
Source: ClinicalTrials.gov · Last updated 7 May 2026
Brief summary (registry, in English)
No prior studies have stratified the difficulty of transoral and submental thyroidectomy (TOaST). The investigators aimed to investigate preoperative factors as indicators of difficult TOaSTs and to develop a predictive model accordingly.
- Status (registry)
- Recruiting
- Study type
- Observational
- Enrollment
- 500 (estimated)
- First submitted
- 30 Oct 2024
- Start date
- 1 Jan 2021
- Primary completion date
- 31 Dec 2027
- Lead sponsor
- Shanghai 6th People's Hospital
- Diseases
- Thyroid cancer, Childhood cancers
- NCT number
- NCT06671184
What you commit to
- Study type: Observational
- Planned participants: 500
- From 1 Jan 2021 to the primary completion date, 31 Dec 2027
- 1 site in 1 country
- Visits and tests: ask the trial team, the registry does not list them
Built from the registry fields of ClinicalTrials.gov. It describes the study, not your situation.
Who cannot take part
Copied verbatim from ClinicalTrials.gov and grouped by topic. Only the trial team decides who can take part.
Other illness
- Participants with history of neck surgery or radiation
Other
- Participants with fusion or fixation of lymph nodes in the neck
- Participants with vocal fold fixation by preoperative fibrolaryngoscope
- Participants with preoperative examination suggestive of extrathyroidal invasion
- Participants with a significantly restricted neck
Who the study is looking for
- Clinical diagnosis of differentiated thyroid cancer with a maximum diameter not exceeding 4 cm
- Absence of suspicious lateral lymph nodes or distant metastases
- Participants with high cosmetic expectations
- Participants who underwent total thyroidectomy and central lymph node dissection.
Sex: All · Does not accept healthy volunteers
Sites (1)
Sites in registry order. Pick your city on the disease page to sort them by distance.
| Site | City | Country | Site status |
|---|---|---|---|
| Shanghai Sixth People's Hospital Coordinator of this site? Confirm its status | Shanghai | China | Recruiting |
This page is information, not medical advice. Discuss any trial with your doctor.