Clinical trials: Narrow-band Imaging
Early Gastric Cancer, Gastric Adenoma
Magnifying Endoscopy With Narrow Band Imaging Versus Endoscopic Ultrasonography for Prediction of Tumor Invasion Depth in Early Gastric Cancer: A Prospective Comparative Study
The treatment of early gastric cancer can be divided into endoscopic resection and surgery, and the precise staging of early gastric cancer is very important to prevent unnecessary surgery or additional surgery after the…
- Conditions
- Early Gastric Cancer, Gastric Adenoma, Gastric Dysplasia
- Trial name
- NCT03546257
- Testing
- magnifying endoscopy with narrow band imaging (ME-NBI)
- Volunteers
- 250 people, healthy volunteers welcome
- Sponsor
- Yonsei University
Colorectal Neoplasms
Observation of Microvessels and Invasion in Early Colorectal Lesions by NBI
Combined with magnifying endoscopy,narrow-band imaging (NBI) contrasts microvascular architecture on lesion surface.The histology of early colorectal lesions could be predicted under NBI view.However,its capability for estimating…
- Trial name
- NCT02047188
- Volunteers
- 418 people
- Sponsor
- Xiaobo Li
Narrow Band Imaging
Comparison of ADR Using NBI Versus HD White Light Colonoscopy in Screening and Surveillance Colonoscopies
The aim of this study is to compare ADR using HD-NBI or HD-WLE during screening and surveillance colonoscopies.
- Trial name
- NCT03081975
- Testing
- HD white light or NBI
- Where
- Germany
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Jena University Hospital
Colonoscopy
The Use of Narrow Band Imaging in Screening Colonoscopy
Narrow band imaging (NBI) is an imaging technique that allows a better definition of capillary pattern and improves the contrast between adenomas and the surrounding mucosa.
- Trial name
- NCT00908648
- Testing
- Narrow Band Imaging
- Volunteers
- 206 people
- Sponsor
- Valduce Hospital
Oropharyngeal Carcinoma, Oropharynx Cancer
Multispectral Imaging to Characterize Patterns of Vascular Supply Within Lymphoepithelial Mucosa in Oropharyngeal Cancer
The purpose of this study is to characterize the blood supply at the base of the tongue and within the tonsil region. We hypothesize that high-resolution Narrow Band Imaging (NBI) will improve the diagnosis of oropharyngeal…
- Trial name
- NCT02365844
- Where
- United States
- Volunteers
- 81 people
- Sponsor
- Stanford University
Otolaryngological Disease, Artificial Intelligence
To Develop and Validate a Nasoendoscopic Intelligent Diagnostic System for Nasopharyngeal Carcinoma
Nasopharyngeal carcinoma (NPC) occurs at a high frequency in southern China, northern Africa, and Alaska, with a reported incidence of 30 cases per 100 000 in Guangdong Province.
- Trial name
- NCT04547673
- Testing
- rigid nasal endoscopes
- Where
- 3 sites in China
- Volunteers
- 1,000 people
- Sponsor
- First Affiliated Hospital, Sun Yat-Sen University
Colon Cancer, Colon Sessile Serrated Adenoma/Polyp
Narrow Band Imaging Versus White Light for Colonoscopy Serrate Lesions Detection
Colorectal cancer (CRC) is a leading cause of cancer death and its' incidence is rising in most European countries. Colonoscopy has been shown to reduce CRC incidence, however its effectiveness depends on the sensitivity to…
- Trial name
- NCT02876133
- Testing
- narrow band imaging withdrawal, white light withdrawal
- Where
- 3 sites in Portugal
- Volunteers
- 987 people, healthy volunteers welcome
- Sponsor
- Hospital Beatriz Ângelo
Sarcoidosis, Pulmonary
An RCT of NBI vs. White Light Guided Endobronchial Biopsy in Suspected Sarcoidosis
In the diagnosis of patients with sarcoidosis, there is paucity of literature on the diagnostic yield of the endobronchial biopsies obtained with narrow band imaging (NBI) bronchoscopy.
- Trial name
- NABS (NCT05311150)
- Testing
- Narrow band imaging bronchoscopy guided endobronchial biopsy, White light bronchscopy guided endobronchial biopsy
- Where
- India
- Volunteers
- 150 people
- Sponsor
- Post Graduate Institute of Medical Education and Research, Chandigarh