Completed OBSERVATIONAL NCT04186715

Near Infrared Spectroscopy in Thyroidectomy

The Effect of Vestibular Transoral Endoscopic Thyroidectomy on Cerebral Regional Oxygen Saturation: Comparison With Open Thyroidectomy

Sponsor: Antalya Training and Research Hospital

Conditions Near-infrared Spectroscopy Thyroidectomy

Interventions Near-infrared spectroscopy

Updated 7 times since 2020 Last updated: Feb 15, 2021 Started: Oct 25, 2019 Primary completion: Nov 25, 2020 Completion: Dec 1, 2020

This information is for research purposes only and is not medical advice. Consult a healthcare provider before making any medical decision.

Listed as NCT04186715, this observational or N/A phase trial focuses on Near-infrared Spectroscopy and Thyroidectomy and remains completed. Sponsored by Antalya Training and Research Hospital, it has been updated 7 times since 2019, reflecting limited change activity. This study adds to the evidence base for this therapeutic area through structured, versioned documentation.

Status Flow

Change History

7 versions recorded

Sep 2025 — Present [monthly]

Completed
Sep 2024 — Sep 2025 [monthly]

Completed
Jul 2024 — Sep 2024 [monthly]

Completed
Mar 2021 — Jul 2024 [monthly]

Completed
Jan 2021 — Mar 2021 [monthly]

Completed

Status: Recruiting → Completed

▶ Show 2 earlier versions

Aug 2020 — Jan 2021 [monthly]

Recruiting
Jan 2020 — Aug 2020 [monthly]

Recruiting

First recorded

Oct 2019

Trial started

Per CT.gov start date — pre-dates our first snapshot

Eligibility Summary

No eligibility information available.

Contact Information

Sponsor contact:

Antalya Training and Research Hospital

Data source: Antalya Training and Research Hospital

For direct contact, visit the study record on ClinicalTrials.gov .

Study Locations

• Antalya, Turkey (Türkiye)