| Not Yet Recruiting | Comparing Medial and Lateral Dissection Approaches to the Recurrent Laryngeal Nerve During a Thyroidectomy NCT07532889 | Oleksandr Butskiy | N/A |
| Not Yet Recruiting | Effects of Flurbiprofen Spray and Ice Cream for Pain and Voice Outcomes After Thyroidectomy NCT07531147 | Izmir Katip Celebi University | Phase 4 |
| Not Yet Recruiting | LigaSure vs Bipolar Diathermy in Thyroidectomy NCT07274891 | Assiut University | N/A |
| Recruiting | TOETVA Technique Compared With Anterior Cervical Thyroidectomy (AC) in Terms of Efficacy and Safety NCT07055191 | University Hospital, Lille | N/A |
| Recruiting | Water Based Burpee Exercises on Functional Capacity in Poste-menopausal Women After Thyroidectomy NCT07052279 | Al-Zaytoonah University of Jordan | N/A |
| Recruiting | Safety and Efficacy of NTP in Thyroid Surgery: Pilot Study on Morbidity Prevention and Adjuvant Oncological Co NCT07382973 | National Institute of Nuclear Research - Mexico | N/A |
| Completed | RECURRENT LARYNGEAL INJURY WHILE USING LIGASURE Versus CONVENTIONAL KNOT TYING IN TOTAL THYROIDECTOMY NCT07522983 | Gulab Devi Hospital | N/A |
| Recruiting | Thyroidectomy for Graves' Disease or Amiodarone-induced Thyrotoxicosis NCT06963203 | Andrea Goldmann | — |
| Completed | Cervical Erector Spinae Plane Block vs Cervical Plexus Block in Controlling Acute Postoperative Pain After Thy NCT06974630 | Cairo University | N/A |
| Not Yet Recruiting | The Role of Prophylactic Central Compartment Neck Dissection in the Management of 2 to 4 Cm Papillary Thyroid NCT06899347 | Leonardo Rossi | N/A |
| Completed | Neck Exercises After Thyroid Surgery NCT07415174 | Istanbul University - Cerrahpasa | N/A |
| Enrolling By Invitation | Identification of Nerves Using Fluorescein Sodium NCT06054178 | Stanford University | Phase 2 |
| Completed | Superficial Cervical Plexus Block Versus Ketamine in the Prevention of Chronic Pain After Thyroidectomy NCT07230392 | University Tunis El Manar | Phase 4 |
| Completed | Comparative Study Between Transcutaneous Ultrasonography and Direct Laryngoscopy for Assessment of Vocal Cord NCT06951295 | Ain Shams University | N/A |
| Recruiting | Effectiveness of Intraoperative Neuromonitoring of External Branch of Superior Laryngeal Nerve in Thyroid Surg NCT06002984 | Seoul National University Hospital | N/A |
| Completed | Optimal Concentration of Remifentanil for NIM Tube Intubation With Low-dose NMBA NCT06162390 | Kyungpook National University Chilgok Hospital | N/A |
| Completed | Comparison of Pre Existing Intra Operative Thyroidectomy Difficulty Score With Novel Difficult Thyroidectomy P NCT07057570 | King Edward Medical University | — |
| Recruiting | DCNN Developed for Detection and Assessing the Perfusion of PTG NCT05869058 | Sun Yat-Sen Memorial Hospital of Sun Yat-Sen University | — |
| Completed | Prospective Comparison of the Effect on Antiadhesive Barriers During Thyroid Surgery NCT05851560 | National Taiwan University Hospital | Phase 1 |
| Completed | Validation of a Hypoparathyroidism Self-questionnaire NCT05642741 | Nantes University Hospital | — |
| Recruiting | Comparison of Intr-operative Neuromonitoring Technique in Trans-oral Endoscopic Thyroidectomy Vestibular Appro NCT06801444 | China Medical University Hospital | — |
| Completed | Effect of Virtual Reality on Pain, Comfort and Satisfaction NCT06199687 | Trakya University | N/A |
| Completed | Effect of the Coughing Technique During Subcutaneous Heparin Injection NCT05681338 | Uludag University | N/A |
| Completed | The Effect of Different Bed-Head Angles on the Haemodynamic Parameters of Intensive Care Patients Lying in the NCT06020768 | Uludag University | N/A |
| Completed | Intraoperative Methylene Blue Spray for the Identification and Preservation of Vital Structures in Thyroidecto NCT07395388 | Services Hospital, Lahore | N/A |
| Completed | Near-infrared Autofluorescence (NIRAF)-Guided Total Thyroidectomy: Impact in Low-volume, Non-parathyroid Insti NCT05043584 | Regional Hospital West Jutland | N/A |
| Completed | Autofluorescence-guided Hemithyroidectomy in a Low-volume, Non-parathyroid Insitution: A Randomized Clinical T NCT05044351 | Regional Hospital West Jutland | N/A |
| Completed | Opioid Use After Thyroid and Parathyroid Surgeries NCT04955444 | The Methodist Hospital Research Institute | N/A |
| Completed | Interest of the Virtual Reality Headset in the Management of Perioperative Stress in Patients Candidates for T NCT04481893 | Centre Francois Baclesse | N/A |
| Unknown | The Impact of Post-thyroidectomy Neck Stretching Exercises on Improving Short Term Quality of Life NCT04645056 | University of Southern Denmark | N/A |
| Unknown | Dysfunction Following Thyroid Surgery NCT04087447 | Assiut University | — |
| Completed | Does Parathyroid Autofluorescence Reduces Unintensional Parathyroidectomy During Total Thyroidectomy? NCT04204317 | Aristotle University Of Thessaloniki | — |
| Completed | Near Infrared Spectroscopy in Thyroidectomy NCT04186715 | Antalya Training and Research Hospital | — |
| Completed | Effect of Web-Based Training With Thyroidectomy Patients NCT04082845 | Karadeniz Technical University | N/A |
| Completed | Non-opioid Based Pain Control After Thyroidectomy NCT03988075 | Medstar Health Research Institute | N/A |
| Completed | Performance of Ultrasound in the Early Diagnosis of Vocal Cords Paralysis NCT03727217 | Lille Catholic University | N/A |
| Unknown | Comparison Between Robotic, Endoscopic and Traditional Open Surgery in Thyroidectomy NCT03454477 | Fujian Medical University | N/A |
| Completed | BABA Robotic Thyroidectomy Without Gas is Safe Enough as That Use a Gas NCT03922282 | Inje University | N/A |
| Unknown | Evaluation of Central Compartment Dissection Without Thyroidectomy NCT03454464 | Fujian Medical University | N/A |
| Unknown | Study on the Application of Convenient Foot-control Exhaust Method in Endoscopic Thyroidectomy NCT03411187 | Bo Wang,MD | N/A |
| Unknown | The Application of Rapid PTH Test Paper in Operation of Hyperparathyroidism NCT03434067 | Bo Wang,MD | — |
| Completed | The Effect of Reinforced Endotracheal Tube on Post-operative Hoarseness Undergoing Thyroidectomy NCT03368911 | Chonnam National University Hospital | N/A |
| Completed | Clinical Study of Biokinetic Model of Iodine-131 in Total(Near) Thyroidectomy Patients. NCT03349294 | Far Eastern Memorial Hospital | — |
| Completed | Anti-adhesive Effect and Safety of "Thermo-sensitive Adhesion Barrier (MEDICLORE)" NCT03293186 | Seoul National University Hospital | Phase 4 |
| Withdrawn | Post Thyroidectomy Myocardial Function NCT03060499 | Aristotle University Of Thessaloniki | — |
| Unknown | E-T Tube Cuff Pressure Change After Changing Position From Neutral to Hyperextension of Neck NCT02949856 | Keimyung University Dongsan Medical Center | N/A |
| Completed | Randomized Control Study of Dermal Staples vs Subcuticular Sutures on Postoperative Scar After Thyroidectomy NCT03108742 | Inje University | N/A |
| Completed | EIS in Thyroid and Parathyroid Surgery NCT02901873 | Sheffield Teaching Hospitals NHS Foundation Trust | N/A |
| Completed | Investigation of Human Laryngeal Evoked Brainstem Potentials NCT02803359 | NYU Langone Health | N/A |
| Completed | Comparison Between the Axillary Bilateral-breast Approach (ABBA) and Bilateral Axillo-breast Approach (BABA) f NCT02768753 | Jinan Military General Hospital | N/A |
| Completed | Tizanidine and Superficial Cervical Block on Pain After Thyroidectomy NCT02725359 | Ataturk University | Phase 4 |
| Withdrawn | Trial Evaluating Use of Arista in Total Thyroidectomy NCT02568085 | University of California, San Francisco | N/A |
| Completed | Comparison of QoL for Sutureless Thyroidectomy NCT02683551 | Istanbul University | — |
| Completed | Combination Effect of Nefopam With Propacetamol for Postoperative Pain After Thyroidectomy NCT02577068 | Yonsei University | N/A |
| Unknown | Efficacy of Intravenous Lidocaine in the Operative Management of Thyroid Surgery With Intraoperative Nerve Mon NCT02479789 | Bronx-Lebanon Hospital Center Health Care System | Phase 4 |
| Unknown | Study of Stroke Volume Variation and Pleth Variability Index as Predictors of Fluid Responsiveness NCT02122367 | Chung-Ang University Hosptial, Chung-Ang University College of Medicine | Phase 4 |
| Completed | Antitussive Effect of Single-dose Dexmedetomidine With Low-dose Remifentanil Infusion NCT02208505 | Yonsei University | Phase 4 |
| Completed | Purse String Suture for the Closure of Large Thyroidectomy Resulted in Better Cosmetics NCT03035383 | Dr Cipto Mangunkusumo General Hospital | N/A |
| Completed | Interest of Cryotherapy or Cortisone Aerosol Therapy in Early Post-operative Swallowing Disorders Following To NCT02855866 | Centre Hospitalier Universitaire Dijon | N/A |
| Withdrawn | Effects of Thyroid Hormone Enzyme Blocking on Hypothyroidism NCT01801033 | National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) | — |
| Completed | Non-neural Vocal Changes After Thyroidectomy NCT02136459 | South Infirmary-Victoria University Hospital | N/A |
| Unknown | Impact of Total Thyroidectomy on Voice and Swallowing NCT01607242 | University of Thessaly | — |
| Completed | Preoperative Single-dose Steroid Application for the Treatment of Nausea and Vomiting After Thyroid Surgery NCT01189292 | Cantonal Hospital of St. Gallen | Phase 3 |
| Completed | The Effect of Preoperative Anxiety Level on the Induction Dose of Propofol and Minimum Alveolar Concentration NCT01149239 | Yonsei University | — |
| Unknown | Memory During Inhalation Anesthesia Performed With or Without Bispectral Index (BIS) in Patients Undergoing Th NCT01146431 | Catholic University of the Sacred Heart | — |
| Completed | Efficacy of Fibrin Sealant to Reduce the Amount of Post-thyroidectomy Drain NCT01126060 | Samsung Medical Center | Phase 3 |
| Completed | Comparison of Lidocaine and Remifentanil for the Effect on Responses to the Endotracheal Tube During Emergence NCT01082458 | Yonsei University | N/A |
| Unknown | Vitamin D Levels and Postoperative Hypocalcemia After Total Thyroidectomy NCT01039714 | Aristotle University Of Thessaloniki | — |
| Unknown | Postoperative Distress and Cosmetic Outcomes After Open Versus Robotic Thyroidectomy NCT01075269 | Korean Association of Endocrine Surgeons | — |
| Unknown | Single Dose Steroid Before Thyroidectomy for Benign Disease to Improve Postoperative Nausea, Pain, and Vocal F NCT00888303 | Ospedale Misericordia e Dolce | Phase 2 |
| Completed | The Optimal Dosage of Rocuronium for Intraoperative Neuromonitoring During Thyroid Surgery NCT02377882 | Kaohsiung Medical University Chung-Ho Memorial Hospital | — |
| Completed | Thyroid Surgery With the New Harmonic Scalpel or the Electrothermal Bipolar Vessel Sealer NCT00892164 | Hippocration General Hospital | N/A |
| Completed | Thyroid Surgery With the New Harmonic Scalpel: a Prospective Randomized Study NCT00784407 | Hippocration General Hospital | N/A |
| Completed | Intraoperative Neuromonitoring of the Recurrent Laryngeal Nerve Versus Neurostimulation NCT01163045 | University of Bologna | Phase 2 |
| Completed | Celecoxib for Reducing Morphine Requirement After Thyroid Surgery: A Randomized Controlled Trial NCT00520338 | Mahidol University | Phase 4 |
| Completed | Superficial, Cervical Block in Thyroid Surgery, a Randomized Controlled Trial NCT00472446 | Cantonal Hospital of St. Gallen | Phase 2 / Phase 3 |
| Completed | Use of an Oxidized Regenerated Cellulose After Thyroid Surgery: A Prospective, Randomized Study NCT01171079 | Seoul National University Hospital | N/A |