| Not Yet Recruiting | The Correlation of Lewis Antigens With VTE Thromboembolic Disease | — | 2026-01-19 |
| Not Yet Recruiting | A Multicenter, Prospective Study for Glioblastoma Patients Glioblastoma | — | 2025-09-01 |
| Active Not Recruiting | The Effect of Celiac Axis Stenosis on Morbidity After Pancreatoduodenectomy - A Prospective Study Morbidity, Celiac Axis Stenosis, Pancreaticoduodenectomy | — | 2024-11-14 |
| Recruiting | The Effect of Asymmetrical vs. Symmetrical High Flow Nasal Cannula on the Work of Breathing Respiratory Disease (Clinically Stable Individuals - Patients Recovered From Respiratory Disease) | N/A | 2024-04-09 |
| Recruiting | DUET Versus Standard Interface for Hypercapnic COPD Patients COPD Exacerbation, Hypercapnia, COPD | N/A | 2023-07-18 |
| Recruiting | Laparoscopic Versus Open Right Colectomy for Right Colon Cancer Colon Cancer | N/A | 2023-02-06 |
| Recruiting | Neoadjuvant Chemoradiotherapy and Consolidation Chemotherapy for Rectal Cancer: A Randomized Controlled Trial Rectal Neoplasms | N/A | 2022-08-30 |
| Completed | Washing COVID-19 Away With a Hypertonic Seawater Nasal Irrigation Solution SARS-CoV2 Infection | N/A | 2022-06-01 |
| Unknown | The Role of Ischemia Modified Albumin in Patients With COVID-19 COVID-19 | — | 2022-04-06 |
| Active Not Recruiting | The Effectiveness of Repetitive Transcranial Magnetic Stimulation for Weight Loss in Overweight and Obese Pati Obesity and Overweight, Food Cravings | N/A | 2022-01-28 |
| Unknown | Fat Supplementation on Dumping Syndrome Related Symptoms After Gastric Surgery Dumping Syndrome, Gastric Surgery | N/A | 2021-09-28 |
| Recruiting | Intraoperative Neuromonitoring of Pelvic Autonomous Nerve Plexus During Total Mesorectal Excision Rectal Neoplasms | N/A | 2021-09-19 |
| Completed | Effect of Nasopharyngeal Wash With Normal Saline on SARS-CoV2 Viral Load SARS-CoV2 Infection | N/A | 2021-06-01 |
| Unknown | Hellenic Registry of Ovation Alto™ Abdominal Stent Graft System Abdominal Aortic Aneurysm | — | 2021-01-01 |
| Unknown | Individualized Anterior Cruciate Ligament Versus Conventional Reconstruction Anterior Cruciate Ligament Injuries | N/A | 2020-03-02 |
| Completed | CT and MRI in Preoperative Colon Cancer Staging Colonic Neoplasms | N/A | 2019-01-23 |
| Terminated | Alginate Dressings Versus Gauge Dressings After Pilonidal Cyst Resection: Examination of the Quality of Life Pilonidal Cyst/Fistula | N/A | 2018-12-25 |
| Completed | Lidocaine and Analgesia After Laparoscopic Cholecystectomy Postoperative Pain, Opioid Consumption | N/A | 2018-07-02 |
| Unknown | Regional vs General Anesthesia in Patients With Hip Fracture Under Treatment With Clopidogrel Hip Fractures | N/A | 2017-10-20 |
| Completed | Ligation and Hemorrhoidopexy Technique Versus Ligation of Hemorrhoidal Arteries Using Ultrasound for Hemorrhoi Hemorrhoids | N/A | 2017-10-01 |
| Unknown | Effect of Thoracic Paravertebral Block on Heart Rate Variability (HRV) Breast Surgery, Thoracic Paravertebral Block, HRV | — | 2014-12-01 |
| Unknown | Effect of Thoracic Epidural Analgesia for Thoracotomy on the Occurrence of AF Posterolateral Thoracotomy, Lung Resection, Thoracic Epidural Analgesia | N/A | 2014-12-01 |
| Unknown | Effect of 0.5% vs 0.375% Ropivacaine on Autonomous Nervous System Shoulder Surgery, Interscalene Nerve Block, Ropivacaine | N/A | 2014-03-01 |
| Unknown | Peripheral Nerve Block (Femoral - Sciatic - Obturator) Versus General Anesthesia for Arthroscopic ACL Repair Arthroscopic ACL Rerpair, Surgery, Anesthesia Care | N/A | 2014-03-01 |
| Completed | Electrolyte Profile, Nutritional Status and Ileostomy Formation. Colorectal Resection, Ileostomy | N/A | 2013-12-01 |
| Completed | Evaluation of Preoperative Use of Pregabalin on Postoperative Analgesia After Laparoscopic Colorectal Surgery Postoperative Pain | N/A | 2013-07-01 |
| Unknown | Effect of the Side of Interscalene Block on Bradycardia and Hypotension in Beach Chair Position Shoulder Surgery, Beach Chair Position, Interscalene Block | — | 2012-12-01 |
| Unknown | Ultrasound Guided Obturator Nerve Block for Total Knee Replacement (TKR) Total Knee Replacement, Surgery | N/A | 2012-12-01 |
| Completed | Spinal Versus General Anesthesia for Transabdominal Preperitoneal (TAPP) Repair of Inguinal Hernia Postoperative Pain | N/A | 2011-10-01 |
| Completed | The Effects of Pregabalin on Postoperative Pain After Cardiac Surgery Postoperative Pain | Phase 2 / Phase 3 | 2011-07-01 |
| Unknown | Ocular Rigidity and Outflow Facility in Glaucomatous and Normal Eyes Glaucoma | N/A | 2011-03-01 |
| Unknown | Observational Study on Obese Patients During General Anesthesia Bronchospasm, Surgery, Obesity | — | 2011-03-01 |
| Completed | Ultrasound Guided Obturator Nerve Block for Anterior Cruciate Ligament Reconstruction (ACL) Anterior Cruciate Ligament, Surgery | N/A | 2010-06-01 |
| Completed | Effect of Interscalene Block on Heart Rate Variability (HRV) Shoulder Surgery, Beach Chair Position, Interscalene Block | — | 2010-06-01 |
| Completed | Pregabalin and Analgesia After Laparoscopic Cholecystectomy Pain Postoperative | N/A | 2009-11-01 |
| Terminated | Dopamine in Acute Decompensated Heart Failure II Acute Decompensated Heart Failure | Phase 4 | 2009-07-01 |
| Completed | Intraocular Pressure Reduction With the Bimatoprost/Timolol Fixed Combination Glaucoma, Ocular Hypertension | Phase 4 | 2009-07-01 |
| Completed | Brain Tissue Oxygen Saturation and Blood Transfusion in Cardiac Surgery Blood Transfusion, Cardiac Surgery | N/A | 2009-06-01 |
| Completed | Study of the Influence of Various Tidal Volumes on Exhaled Breath Condensate (EBC) in Mechanically Ventilated Inflammation | N/A | 2009-05-01 |
| Unknown | Dopamine in Acute Decompensated Heart Failure (DAD-HF) Trial Acute Heart Failure | Phase 4 | 2009-01-01 |
| Completed | Impact of Fluid Restriction Policy in Reducing the Use of Red Cells in Cardiac Surgery Coronary Artery Disease, Coronary Artery Bypass, Erythrocyte Transfusion | N/A | 2007-11-01 |