Negative / Null Result Report2018
Photogrammetric Facial Analysis of Attractive Celebrities Using the Glabella for Planning Rhinoplasty and Analyzing Surgical Outcomes
Archives of Aesthetic Plastic Surgery
Failure-mode index
Negative results in Surgery
39 indexed negative results, null findings, and replication failures in Surgery. Each entry is a real published study whose primary finding was negative — learn what already failed before you repeat it.
Most-cited failures in Surgery
Negative / Null Result Report2025
Modified overlap SMAS flap in the treatment of facial depression after resection of benign parotid lesions
World Journal of Surgical Oncology
Negative / Null Result Report2025
Risk factors associated with secondary displacement in fractures of the humeral greater tuberosity
Frontiers in Surgery
Negative / Null Result Report2026
Fine versus Sclerotic Trabecular Bone Remodeling/Restructure: A Refined Radiographic Predictor for Long-Term Segment Stability After Posterior Lumbar Interbody Fusion
Global Spine Journal
Negative / Null Result Report2024
Study of the therapeutic strategy to improve survival outcomes from the perspective of perioperative conditions in elderly gastric cancer patients: a propensity score-matched analysis
World Journal of Surgical Oncology
Negative / Null Result Report2024
Subclinical cardiac dysfunction detected by speckle-tracking echocardiography in patients with liver cirrhosis undergoing liver transplantation
Egyptian Liver Journal
Negative / Null Result Report2015
Polypropylene and polypropylene/polyglecaprone (Ultrapro(r)) meshes in the repair of incisional hernia in rats
Acta Cirúrgica Brasileira
Negative / Null Result Report2023
The value of blood and urine metabolomics in differential diagnosis of cholestasis in infants
Egyptian Liver Journal
Negative / Null Result Report2022
A compara tive analysis of short-term patient outcomes after laparoscop ic versus robotic rectal surgery
结直肠肛门外科
Negative / Null Result Report
Survival following orbital exenteration at a tertiary brazilian hospital
Revista do Colégio Brasileiro de Cirurgiões
Negative / Null Result Report2013
Monitoring of Intracranial Pressure During Intracranial Endoscopy
Archives of Clinical and Experimental Surgery
Negative / Null Result Report2023
Comparison of the cost analysis in total hip arthroplasty of anterior versus posterior approaches: A propensity score-matched cohort study in a single center
Journal of Joint Surgery and Research
Negative / Null Result Report2024
Outcomes in patients with aortic stenosis and severely reduced ejection fraction following surgical aortic valve replacement and transcatheter aortic valve replacement
Journal of Cardiothoracic Surgery
Negative / Null Result Report2012
Débito cardíaco e fração de ejeção fetal por meio do spatio-temporal image correlation (STIC): comparação entre fetos masculinos e femininos Fetal cardiac output and ejection fraction by spatio-temporal image correlation (STIC): comparison between male and female fetuses
Brazilian Journal of Cardiovascular Surgery
Negative / Null Result Report2016
Correlation between Spinal Coronal Profile and Proximal Femur Bone Mineral Density in Adolescent Idiopathic Scoliosis
Global Spine Journal
Negative / Null Result Report2025
Evaluating Artificial Intelligence’s Role in Developing Research Questions in Head and Neck Reconstruction
Plastic and Reconstructive Surgery, Global Open
Negative / Null Result Report2019
Is Anti-platelet Treatment Necessary for Penile Mondor’s Disease?
Journal of Urological Surgery
Negative / Null Result Report2009
Radiofrequency Ablation for 110 Malignant Liver Tumours: Preliminary Results on Percutaneous and Surgical Approaches
Asian Journal of Surgery
Negative / Null Result Report2024
Investigating the effect of serum level of uric acid on the immunogenicity of hepatitis B vaccination in dialysis patients
Egyptian Liver Journal
Negative / Null Result Report2018
Clinical Relevance of Preoperative Neutrophil to Lymphocyte and Platelet to Lymphocyte Ratio in Renal Cell Carcinoma
Journal of Urological Surgery
Negative / Null Result Report2019
Our midterm restenosis results using patch angioplasty closure versus primary closure in patients undergoing carotid endarterectomy: A comparative study
Turkish Journal of Vascular Surgery
Negative / Null Result Report2026
Association of Charlson Comorbidity Index and Charlson Fracture Index With Surgical Complications in Distal Radius Fractures: A Retrospective Review
Journal of Hand Surgery Global Online
Negative / Null Result Report2026
Use of Botulinum Toxin for the Treatment of Raynaud Phenomenon
Plastic and Reconstructive Surgery, Global Open
Negative / Null Result Report2014
Efficacy of Low Level Laser Therapy in Lumbar Discopathy Pain (Randomized Controlled Study)
Global Spine Journal
Negative / Null Result Report2018
Prospective ultrasonographic study of blood flow and testicular volume in patients submitted to surgical repair of inguinal hernia without using prosthesis
Acta Cirúrgica Brasileira
Negative / Null Result Report2020
Congestive ischemic colitis occurring after resection of left colon cancer: 4 case series
Surgical Case Reports
Failed Experiment Report2024
Undesirable complication after transradial coronary angiography: A case report
Turkish Journal of Vascular Surgery
Negative / Null Result Report2024
Effectiveness of Platelet-rich Plasma Injection as an Adjunct Treatment to Arthroscopy for TFCC Injury: A Retrospective Cohort Study
Plastic and Reconstructive Surgery, Global Open
Negative / Null Result Report2019
Modulation of Remote Ischemic Preconditioning by Proinflammatory Cytokines in Renal Transplant Recipients
Journal of Investigative Surgery
Negative / Null Result Report2020
The Relationship Between Serum Concentration of Interleukin-35 and FoxP3 Polymorphism in Patients Undergoing Coronary Artery Bypass Graft Surgery
Brazilian Journal of Cardiovascular Surgery
Negative / Null Result Report2022
COVID-Related Chronic Allograft Dysfunction in Lung Transplant Recipients: Long-Term Follow-up Results from Infections Occurring in the Pre-vaccination Era
Transplantology
Negative / Null Result Report2025
Effectiveness of injected versus topically applied platelet-rich plasma in diabetic foot ulcers: A randomized controlled trial with clinical and histopathological assessment
JPRAS Open
Negative / Null Result Report2024
Comprehensiveness of online sources for patient education on otosclerosis
Frontiers in Surgery
Negative / Null Result Report2023
The Role of Late-Onset Inflammatory Markers in the Prediction of Complications and Graft Survival after Pancreas Transplantation
Transplantology
Negative / Null Result Report2013
A new proposal for laparoscopic left colectomy in a rat model
Acta Cirúrgica Brasileira
Negative / Null Result Report2011
Experimental dry socket: microscopic and molecular evaluation of two treatment modalities Alveolite experimental: análise microscópica e molecular de duas modalidades de tratamento
Acta Cirúrgica Brasileira
Negative / Null Result Report2024
Novel calcaneal plate versus traditional philos plate for treating split fractures of humeral greater tuberosity
Frontiers in Surgery
Negative / Null Result Report2026
Safety and Efficacy of Pelvic Reinforcement Procedure for Preventing Postoperative Perineal Hernia After Robotic Abdominoperineal Resection: A Single‐Center, Retrospective Cohort Study
Annals of Gastroenterological Surgery
Negative / Null Result Report2021
Incidence, Risk Factors, and Prevention Strategy for Proximal Junctional Kyphosis in Adult Spinal Deformity Surgery
Spine Surgery and Related Research