Clinical trials: Excision Margin
Rectal Neoplasms
Effective Study of Preoperative Short-course Radiotherapy for the Advanced Resectable Rectal Cancer
The local recurrence of rectal cancer is one of the main problem that fail the treatment. The preoperative neoadjuvant (chemo)radiotherapy has been confirmed to reduce the local recurrence rate,especially in the advanced rectal…
- Trial name
- NCT01437514
- Testing
- preoperative short-course radiotherapy
- Where
- 4 sites in China
- Volunteers
- 410 people
- Sponsor
- West China Hospital
Rectal Cancer, Abdominoperineal Resection
Abdominoperineal Extra-Elevators Rectal Resection for Cancer: Prone Position vs. Supine Position
Prospective multicenter randomized controlled trial comparing the prone vs. the supine position of the perineal time of the Miles operation in patients with advanced rectal cancer.
- Trial name
- APPRO (NCT02163785)
- Testing
- Abdominoperineal extra-elevators rectal resection for low lying rectal cancer
- Where
- 19 sites in Spain
- Volunteers
- 280 people
- Sponsor
- Hospital Universitario La Fe
Blepharitis
Short-term Effects on Tear Film (Baby Shampoo vs Blephasol)
Lid cleansing is the standard regime that is recommended for the management of blepharitis in the UK and beyond. Whilst many successful commercial preparations exist, and some with clinical evidence, professional guidelines (UK…
- Trial name
- Blepha (NCT04858113)
- Testing
- Blephaclean
- Where
- United Kingdom
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- University of Plymouth
Breast Cancer
Assessment of Lumpectomy Margins With the Histolog Scanner in Comparison With Intraoperative Imaging Techniques
Study to assess the capability of using the Histolog Scanner, a recent large field-of-view confocal laser scanning medical imaging device for the breast cancer detection in fresh lumpectomy margins.
- Trial name
- Polarhis (NCT05118568)
- Testing
- Histolog Scanner
- Where
- Germany
- Volunteers
- 40 people
- Sponsor
- SamanTree Medical SA
Prostate Cancer, PSMA PET/CT
Brief Title: INTROSPECT: Intraoperative PSMA PET/CT Imaging During Radical Prostatectomy
During prostate cancer surgery, the surgeon aims to remove the tumor completely while preserving the surrounding tissue responsible for urinary continence and sexual potency.
- Conditions
- Prostate Cancer, PSMA PET/CT, Margin Assessment
- Trial name
- INTROSPECT (NCT07829068)
- Testing
- study-specific administration of 68Ga-PSMA-11 followed by ex vivo PET/CT imaging of the prostatectomy specimen
- Where
- Switzerland
- Volunteers
- 30 people
- Sponsor
- University Hospital, Geneva
Breast Cancer
Breast Margin Study: Routine Cavity Shave Margins Vs. Selective Margins Using Savi Scout®
This is a prospective study comparing partial mastectomy performed with routine cavity shave margins and Savi Scout® localization to partial mastectomy performed with selective margins and Savi Scout® localization.
- Trial name
- NCT05825482
- Testing
- Arm 1 Partial mastectomy with Savi Scout® localization and shave margins., Arm 2 Partial mastectomy with Savi Scout® localization and selective shave margins.
- Where
- United States
- Volunteers
- 32 people
- Sponsor
- Case Comprehensive Cancer Center
Retroperitoneal Sarcoma
Proton or Photon RT for Retroperitoneal Sarcomas
This research study is a Phase I clinical trial. Phase I clinical trials test the safety of an investigational intervention. Phase I studies also try to define the appropriate dose of the investigational therapy to use for…
- Trial name
- NCT01659203
- Testing
- IG-IMPT, IG IMRT
- Where
- 10 sites in United States
- Volunteers
- 80 people
- Sponsor
- Massachusetts General Hospital
Sarcoma
Fluorescent Intra-operative Tumor Margin Examination
Tumor margin confirmation is important to confirming appropriate disease excision. Current standard of care is to take select margin samples to pathology for intra-operative readings.
- Trial name
- ICGTM (NCT04719156)
- Testing
- Indocyanine green solution administered at 2.0mg/kg., Stryker SPY-PHI Imaging Device
- Where
- United States
- Volunteers
- 110 people
- Sponsor
- Kurt Weiss
Breast Cancer
Wide Margin vs. Narrow Margin in Postneoadjuvant Lumpectomy
Breast cancer patients often receive systemic drugs as the initial curative treatment of their disease. The initial systemic therapy leads to a variable degree of tumor shrinkage.
- Trial name
- NCT03417622
- Testing
- Bracketing, Neoadjuvant therapy, Post-treatment volume margin resection
- Where
- Egypt
- Volunteers
- 370 people
- Sponsor
- Mansoura University
Blepharoptosis, Age-Related Macular Degeneration
Blepharoptosis After Repeated Intravitreal Anti-VEGF Injections: A Prospective Study
Intravitreal anti-VEGF injections are a mainstay of treatment for retinal diseases such as neovascular age-related macular degeneration, diabetic macular edema and retinal vein occlusion, and usually require repeated…
- Conditions
- Blepharoptosis, Age-Related Macular Degeneration, Diabetic Macular Edema
- Trial name
- NCT07821450
- Testing
- Repeated intravitreal anti-VEGF injection with eyelid speculum
- Where
- Turkey (Türkiye)
- Volunteers
- 60 people
- Sponsor
- Abdulkadir Küçük
Uterine Cervical Neoplasm, Endometrial Neoplasms
Optimal Margin Evaluation of Online Adaptive Radiotherapy for Postoperative Treatment of Endometrial and Cervical Cancer
Online adaptive radiotherapy has demonstrated to be feasible to reduce inter-fractional radiotherapy errors as it re-optimizes treatment plan every fraction.
- Trial name
- NCT05682950
- Testing
- online adaptive radiotherapy
- Where
- China
- Volunteers
- 15 people
- Sponsor
- Peking Union Medical College Hospital
Pancreatic Ductal Adenocarcinoma (PDAC), Borderline Resectable Pancreatic Cancer
PDAC Regression and Intraoperative Surgical Margin With Neoadjuvant TAMP (PRISM-TAMP)
Pancreatic ductal adenocarcinoma (PDAC) is an aggressive cancer with poor survival outcomes, even when treated with modern chemotherapy and radiation.
- Conditions
- Pancreatic Ductal Adenocarcinoma (PDAC), Borderline Resectable Pancreatic Cancer, Pancreatic Neoplasms
- Trial name
- PRISM-TAMP (NCT07477418)
- Testing
- Gemcitabine Delivered by Transarterial Microperfusion
- Where
- United States
- Volunteers
- 10 people
- Sponsor
- University of Vermont
Breast Cancer, Sentinel Lymph Node
Tumor-Targeted-NIR-II Fluorescent Molecular Probes for the Identification of Breast Cancer Tissue and SLN Metastatic Status
Accurate evaluation of tumor boundaries in breast-conserving surgery is closely associated with reducing the second operation of patients.
- Conditions
- Breast Cancer, Sentinel Lymph Node, Metastases, Margin Assessment
- Trial name
- NIR-II (NCT06713161)
- Testing
- NIR-II Probe(i.e ICG-POL6326) incubation solution
- Where
- China
- Volunteers
- 40 people
- Sponsor
- Yunnan Cancer Hospital
Contact Lens Discomfort
The Effect of Eyelid Margin Debridement on Contact Lens Discomfort
In this study, clinical variables related to eyelids that potentially have an effect on contact lens discomfort will be investigated such as eyelid signs and secretions, eyelid sensitivity, eyelid microbiome, Demodex infestation…
- Trial name
- NCT03311204
- Testing
- BlephEx, Lid Hygenix
- Where
- Australia
- Volunteers
- 42 people, healthy volunteers welcome
- Sponsor
- The University of New South Wales
Gastric Cancer
NBI for Identifying Resection Margin Status in Gastric Cancer
As the proportion of early gastric cancer has been steadily increased in Korea, so has function-preserving surgery. The function preserving surgery is characterized by the minimized extent of gastrectomy, so this implies that…
- Trial name
- NCT02926716
- Where
- South Korea
- Volunteers
- 100 people
- Sponsor
- Ajou University School of Medicine
Cutaneous Melanoma, Stage II
Melanoma Margins Trial-II: 1cm v 2cm Wide Surgical Excision Margins for AJCC Stage II Primary Cutaneous Melanoma
Patients with a primary invasive melanoma are recommended to undergo excision of the primary lesion with a wide margin. There is evidence that less radical margins of excision may be just as safe.
- Trial name
- MelMarT-II (NCT03860883)
- Testing
- Wide Local Excision = 1cm Margin, Wide Local Excision = 2cm Margin
- Where
- 192 sites in United States, Australia and 8 more
- Volunteers
- 2,998 people
- Sponsor
- Melanoma and Skin Cancer Trials Limited
Breast Carcinoma, Prostate Cancer Surgery
High-resolution PET-CT Specimen Imaging for the Perioperative Visualization of Resection Margins
These are patients in whom a benign or malignant tumor was recorded requiring surgery. During that surgery, the surgeon will cut away the tumor as part of the treatment of the disease.
- Conditions
- Breast Carcinoma, Prostate Cancer Surgery, Thyroid Cancer, Parathyroid Adenomas
- Trial name
- NCT06835426
- Testing
- Single intravenous injection of the radiotracer, Imaging resected specimen using the high-resolution PET-CT specimen imager
- Where
- Belgium
- Volunteers
- 150 people
- Sponsor
- Algemeen Ziekenhuis Maria Middelares
Head & Neck Cancer
Performance of 18F-FDG Micro-PET-CT in the Assessment of Surgical Margins in Head and Neck Cancer
The purpose of this study is to evaluate the diagnostic performance of 18F-FDG micro-PET-CT in malignant Head and neck cancer compared to definitive histological analysis (gold standard).
- Trial name
- TEP Margins (NCT07285564)
- Testing
- micro PET/CT
- Where
- France
- Volunteers
- 10 people
- Sponsor
- Centre Henri Becquerel
Pediatric Radiation
Planning Margin Requirements for Pediatric Radiation Oncology
The planning target volume (PTV) and planning organ at risk volume (PRV) margins used for pediatric radiation therapy are empiric, and quantitative assessment of these margins is needed to improve therapy planning and delivery.
- Trial name
- NCT00704613
- Where
- United States
- Volunteers
- 375 people
- Sponsor
- St. Jude Children's Research Hospital
Gingival Recession
Manual Versus Oscillating-rotating Toothbrushes After Root Coverage Procedure
The aim of this study is to evaluate the gingival margin stability with the use of oscillating-rotating toothbrushes compared to manual toothbrushes.
- Trial name
- NCT02534220
- Testing
- Manual Toothbrush, Oscillating-rotating toothbrush
- Where
- Italy
- Volunteers
- 60 people
- Sponsor
- University of Milan