| The Hasselt APPendicitis Immunology and Environmental Cohort STudy (NCT02391675) | Hasselt University | 2012-06-01 |
| Single Incision Versus Conventional 3-Port Laparoscopic Appendectomy (NCT01567098) | Hospital Authority, Hong Kong | 2012-06-01 |
| The Value of Pancreatic Stone Protein in Predicting Acute Appendicitis (NCT01610193) | University of Zurich | 2012-06-01 |
| Conservative Treatment of Acute Appendicitis in Children (NCT01572558) | Karolinska University Hospital | 2012-02-01 |
| Active Versus Non Active Drainage for the Treatment of Infected Intra-abdominal Collection (NCT01513421) | Centre Hospitalier Universitaire Vaudois | 2012-01-01 |
| Are Post-operative Antibiotics Indicated in Simple Appendicitis? (NCT01420367) | Monash University | 2011-11-01 |
| A Prospective Study of The Complement Depletion in Patients With Severe Abdominal Sepsis (NCT01568853) | Jinling Hospital, China | 2011-11-01 |
| A Comparison of UGBRS Block and Local Infiltration (NCT02352519) | Baylor College of Medicine | 2011-04-01 |
| Laparoscopic Management of Periappendicular Abscess (NCT01283815) | Helsinki University Central Hospital | 2011-01-01 |
| Inflammatory Response in Appendicitis (NCT01718171) | Cirujanos la Serena | 2011-01-01 |
| A Safety and Tolerability Study of Doripenem Compared With Meropenem in Children Hospitalized With Complicated Intra-abdominal Infections (NCT01110382) | Janssen Research & Development, LLC | 2010-12-01 |
| Open Appendectomy Versus Laparoscopic Appendectomy (NCT01260064) | Bakirkoy Dr. Sadi Konuk Research and Training Hospital | 2010-10-01 |
| Pediatric Appendicitis Pathway Study (NCT01192620) | Oregon Health and Science University | 2010-10-01 |
| Single-incision Laparoscopic (SILS) Versus Conventional Laparoscopic Appendectomy for the Treatment of Acute Appendicitis (NCT00997516) | University of California, San Francisco | 2010-05-01 |
| Diagnostic Performance of C Reactive Protein and Delta CRP in Acute Appendicitis (NCT02730585) | University of Monastir | 2010-01-01 |
| Hybrid Transvaginal-Transabdominal Endoscopic Surgery (NCT01039129) | St. Luke's-Roosevelt Hospital Center | 2009-12-01 |
| APPEndicitis and Laparoscopic Criteria; APPEL Study (NCT01054417) | University Medical Center Groningen | 2009-12-01 |
| Safety and Efficacy Study of Single Port Laparoscopic Appendectomy in Acute Appendicitis (NCT01007318) | Kyunghee University Medical Center | 2009-12-01 |
| Structured Management of Patients With Suspicion of Appendicitis Using a Clinical Score and Selective Imaging (NCT00971438) | Ryhov County Hospital | 2009-09-01 |
| Single Incision Versus Conventional Laparoscopic Appendectomy (NCT01515293) | Hospital Universitario Virgen de la Arrixaca | 2009-09-01 |
| Diagnosis of Acute Appendicitis: Low-dose Computed Tomography (CT) Versus Standard-dose CT (NCT00913380) | Seoul National University Bundang Hospital | 2009-09-01 |
| Single Incision Laparoscopic Surgery (SILS) Versus Laparoscopic Appendectomy (NCT00981136) | Children's Mercy Hospital Kansas City | 2009-08-01 |
| Wound Healing After Emergency Appendicectomy (NCT00913445) | Tampere University Hospital | 2009-07-01 |
| Perforated Appendicitis With Delayed Presentation (NCT01068288) | The Hospital for Sick Children | 2009-07-01 |
| Single Incision Laparoscopic Appendectomy in the Community Utilizing Conventional Instruments (NCT00925145) | University of British Columbia | 2009-07-01 |
| Diagnostic Accuracy of Serum Bilirubin in the Prediction of Perforated Appendicitis (NCT01698099) | University Hospital Tuebingen | 2009-05-01 |
| Colonic Resections in Patients With Suspected Appendicitis (NCT00888888) | Cirujanos la Serena | 2009-04-01 |
| Study for a Rational Management of Appendicitis in Children (NCT01067937) | Nantes University Hospital | 2009-02-01 |
| Comparative Effectiveness of Intravenous v. Oral Antibiotic Therapy for Serious Bacterial Infections (NCT02311452) | Children's Hospital of Philadelphia | 2009-01-01 |
| Effect of Pain Control on the Diagnosis of Acute Appendicitis on the Diagnostic Accuracy of General Surgeon (NCT00783016) | Seoul National University Hospital | 2008-10-01 |
| Transvaginal Appendectomy (NCT00806429) | Yale University | 2008-08-01 |
| Magnetic Resonance Imaging (MRI) of Appendicitis in Children (NCT00723788) | Children's National Research Institute | 2008-08-01 |
| Diagnostic Value of Procalcitonin in Patients With Acute Appendicitis (NCT00630071) | Ruhr University of Bochum | 2008-02-01 |
| Minimally Invasive Surgery: Using Natural Orifice Translumenal Endoscopic Surgery (NOTES) (NCT00531219) | University of California, San Diego | 2008-02-01 |
| Comparative Study of Laparoscopic Versus Open Appendectomy in Children (NCT00554008) | Oregon Health and Science University | 2007-12-01 |
| Single Incision Laparoscopy (NCT00616616) | University of California, San Diego | 2007-09-01 |
| Minimally Invasive Surgery: Using Natural Orfices (NCT00530998) | University of California, San Diego | 2007-09-01 |
| Cefoperazone/Sulbactam In The Treatment Of Serious Intra-Abdominal And Hepatobiliary Infections. (NCT00463762) | Pfizer | 2007-05-01 |
| Emergency Department CT Scanning for Appendicitis (NCT00734825) | WellSpan Health | 2006-11-01 |
| Study of Conservative Versus Surgical Treatment of Appendicitis (NCT00469430) | Göteborg University | 2006-05-01 |
| Wound Infection Alexis Wound Retractor (NCT00323453) | Santa Barbara Cottage Hospital | 2006-03-01 |
| Study Comparing Tigecycline Versus Ceftriaxone Sodium Plus Metronidazole in Complicated Intra-abdominal Infection (cIAI) (NCT00230971) | Wyeth is now a wholly owned subsidiary of Pfizer | 2005-10-01 |
| Study Comparing Tigecycline Versus Ceftriaxone Sodium Plus Metronidazole in Complicated Intra-abdominal Infection (NCT00195351) | Wyeth is now a wholly owned subsidiary of Pfizer | 2005-09-01 |
| Doripenem in the Treatment of Complicated Intra-Abdominal Infections (NCT00229060) | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2004-03-01 |
| Doripenem in the Treatment of Complicated Intra-Abdominal Infections (NCT00210938) | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2004-03-01 |
| Morphine Analgesia in Patients With Acute Appendicitis (NCT00477061) | Tehran University of Medical Sciences | 2004-01-01 |
| CT Scan Using IV Contrast Alone for Pediatric Appendicitis (NCT00716703) | University of Rochester | 2003-11-01 |
| A Study Comparing Safety and Efficacy of Levofloxacin and Metronidazole Versus Piperacillin/Tazobactam in Treating Complicated Appendicitis (NCT00236912) | Johnson & Johnson Pharmaceutical Research & Development, L.L.C. | 2003-07-01 |
| Appendicitis With Medical Treatment (NCT00172822) | National Taiwan University Hospital | 2003-01-01 |
| Geographic Influences on Appendicectomy Outcomes (NCT02017951) | University of Edinburgh | 2001-01-01 |
| A Comparison of Appendicectomy Outcomes in Children Between Paediatric and General Surgical Centres in Scotland (NCT02047786) | University of Edinburgh | 2001-01-01 |
| The Hospital Volume Relationship in Appendicectomy Outcomes (NCT02018016) | University of Edinburgh | 2001-01-01 |
| Is Acute Appendicitis Still a Clinical Diagnosis? (NCT04477824) | Claus Anders Bertelsen, PhD, MD | 2000-01-01 |
| Evaluation of Pressure Algometry in the Clinical Assessment of Acute Abdominal Pain in Children (NCT04688463) | University of Manitoba | 2000-01-01 |
| Open Versus Laparoscopic Appendectomy (NCT00908804) | North Karelia Central Hospital | |