Clinical trials: Diagnostic Accuracy
G6PD Deficiency
Validation of a Diagnostic Test for Glucose-6-phosphate Dehydrogenase (G6PD) Deficiency in Anti-coagulated Blood
The primary objective of the study is to assess the accuracy of the SD Biosensor STANDARD™ point-of-care (POC) G6PD test in measuring G6PD activity and classifying results compared to a reference assay and across repeated…
- Trial name
- NCT04054661
- Testing
- SD Biosensor STANDARD G6PD Test, Pointe Scientific Test Kit, HemoCue System
- Where
- United States
- Volunteers
- 229 people, healthy volunteers welcome
- Sponsor
- PATH
Pancreatic Neoplasm
Core Biopsy Endo Sonography Study Evaluation of the Significance of the Pro-core® Needle
The study is designed to evaluate the diagnostic accuracy of a new designed endoscopic ultrasonography (EUS) Core biopsy aspiration needle in comparison to a conventional EUS aspiration needle in GI-tumors.
- Trial name
- COS (NCT02181140)
- Testing
- EUS guided FNA and fine needle punction
- Where
- Germany
- Volunteers
- 56 people, healthy volunteers welcome
- Sponsor
- Universitätsklinikum Hamburg-Eppendorf
Periodontal Diseases, Dental Caries
A Comparison of the Accurate Diagnosis of the Horizontal & Vertical Bitewing Images
The aims of this research are to determine if vertical bitewings will be more effective and more comprehensive for the diagnosis of caries and the level of alveolar bone loss than the horizontal bitewing technique for the…
- Trial name
- NCT04341636
- Testing
- Bitewing X ray
- Where
- Saudi Arabia
- Volunteers
- 20 people, healthy volunteers welcome
- Sponsor
- King Abdulaziz University
Apical Periodontitis, Pulp Disease, Dental
In-Vivo Diagnostic Accuracy and Repeatability of Root ZX3 for Working-Length Determination in Single-Rooted Teeth: Agreement With CBCT and Microscopic Validation
This study evaluated the accuracy and repeatability of the Root ZX3 electronic apex locator for working-length determination in 77 single-rooted permanent teeth.
- Conditions
- Apical Periodontitis, Pulp Disease, Dental, Device Reliability, Device Performance
- Trial name
- NCT07689838
- Testing
- Root ZX3 Electronic Apex Locator
- Where
- Saudi Arabia
- Volunteers
- 41 people, healthy volunteers welcome
- Sponsor
- Riyadh Elm University
Breast Cancer
Case Collection Study to Support Digital Mammography Image Software Change
The primary objective of this study is to compare image processing software to support a new image processing software application for a full-field digital mammography (FFDM) system.
- Trial name
- LIP2SIP (NCT00756496)
- Testing
- Mammography screening and diagnosis
- Volunteers
- 442 people, healthy volunteers welcome
- Sponsor
- Siemens Medical Solutions USA - CSG
Post-endoscopic Mucosal Resection of Colon Polyps
Assessing a Endoscopic Mucosal Resection Site Using Different Endoscopic Imaging Methods
The purpose of this study is to compare the accuracy of using different endoscopic imaging technique (white light, white light with near focus, narrow band imaging (NBI), NBI with near focus) for detection of residual neoplastic…
- Trial name
- NCT02668198
- Testing
- Olympus CF190 Colonoscope High definition white light, Olympus CF190 Colonoscope White light with near focus, Olympus CF190 Colonoscope Narrow band imaging
- Where
- United States
- Volunteers
- 230 people, healthy volunteers welcome
- Sponsor
- Michael Wallace
Stone, Kidney, Ultrasound Therapy; Complications
Accuracy of Ultrasound for Detecting Residual Fragments During RIRS
The purpose of this study is to assess the accuracy of ultrasound and traditional fluoroscopy to find the residual fragments before retrograde intrarenal surgery is complete.
- Trial name
- NCT05535816
- Testing
- Ultrasound
- Where
- United States
- Volunteers
- 47 people, healthy volunteers welcome
- Sponsor
- University of California, San Francisco
Lichen Sclerosus, Lichen Planus
Diagnostic Accuracy of "Three Rings Vulvoscopy" for Detection of Vulvar Dermatosis
The objective of the study was to determine sensitivity, specificity and diagnostic accuracy of "Three Rings Vulvoscopy" for detection of vulvar dermatosis using histopathology as the reference standard.
- Conditions
- Lichen Sclerosus, Lichen Planus, Lichen Simplex Chronicus, Vulvodynia
- Trial name
- DATRIV (NCT02732145)
- Testing
- "Three Rings Vulvoscopy" (TRIV), Histopathology
- Where
- Croatia
- Volunteers
- 328 people, healthy volunteers welcome
- Sponsor
- Ginekološka Poliklinika Dr. Vesna Harni
Cardiac Arrhythmia, Atrial Fibrillation
Diagnostic Accuracy of WEARable TECHnology Single-lead ECG in Detecting Cardiac Arrhythmias
Atrial fibrillation (AF) is the most common arrhythmia (irregular heart rhythm), affecting 1-2 million people in the UK. AF significantly increases the risk of an AF-related stroke, heart failure and dementia.
- Trial name
- WEAR-TECH ECG (NCT05298553)
- Testing
- Group A, Group B
- Where
- 3 sites in United Kingdom
- Volunteers
- 500 people, healthy volunteers welcome
- Sponsor
- Oxford University Hospitals NHS Trust
Adult Growth Hormone Deficiency, Hypothalamic-pituitary Disorders
The Glucagon Stimulation Test for Evaluation of Adult Growth Hormone Deficiency and Adrenocorticotropic Axis
The purpose of this study is to find out if the Glucagon Stimulation Test (GST) is a reliable alternative to the Insulin Tolerance Test (ITT) for diagnosis of Growth Hormone Deficiency (GHD) and adrenal insufficiency.
- Trial name
- GST (NCT01282164)
- Testing
- Glucagon stimulation test and insulin tolerance test
- Where
- 4 sites in United States
- Volunteers
- 43 people, healthy volunteers welcome
- Sponsor
- The Cleveland Clinic
Elbow Injury, Elbow Fracture
Pocket Sized Ultrasound (PsUS) and Pediatric Elbow Fractures
The main purpose of this project is to investigate the accuracy of pocket-sized ultrasound (PsUS) in the diagnosis of pediatric elbow fractures.
- Trial name
- NCT05870345
- Testing
- Butterfly IQ
- Where
- United States
- Volunteers
- 35 people, healthy volunteers welcome
- Sponsor
- University of Chicago