Clinical trials: CT Photon-Counting
Intracranial Atherosclerotic Disease (ICAD), Intracranial Arterial Stenosis
Photon-counting CT for Intracranial Stent Assessment
Intracranial atherosclerotic disease is an important cause of ischemic stroke, and intracranial stent implantation is increasingly used for patients with severe stenotic lesions.
- Conditions
- Intracranial Atherosclerotic Disease (ICAD), Intracranial Arterial Stenosis, Stent Restenosis, Ischemic Stroke
- Trial name
- NCT07769814
- Where
- China
- Volunteers
- 200 people
- Sponsor
- Xin Lou
Aortic Valve Stenosis and Insufficiency, Coronary Artery Disease(CAD)
Assessment of Coronary Artery Disease Before Transcatheter Aortic Valve Replacement: A Randomized, Multicenter, Non-Inferiority Trial
The goal of this clinical trial is to determine whether a non-invasive coronary assessment strategy using photon-counting detector computed tomography (PCD-CT) is non-inferior to invasive coronary angiography (ICA) for evaluating…
- Conditions
- Aortic Valve Stenosis and Insufficiency, Coronary Artery Disease(CAD), Transcatheter Aortic Valve Replacement (TAVR)
- Trial name
- TAVR-CT (NCT07107568)
- Testing
- Standard Invasive Coronary Angiography, PCD-CT-Guided Diagnostic Strategy
- Where
- 2 sites in Austria
- Volunteers
- 700 people
- Sponsor
- Medical University Innsbruck
Coronary Artery Bypass Grafting (CABG) Surgery, Coronary Artery Disease
Prospective Study Protocol for Multiparametric PCCT Assessment of Early Ventricular Outcomes After CABG
The goal of this observational study is to learn whether information about heart muscle tissue from preoperative photon-counting CT, a newer type of CT scan, can help predict heart recovery 3 months after coronary artery bypass…
- Trial name
- PCCT-CABG (NCT07883499)
- Where
- China
- Volunteers
- 150 people
- Sponsor
- Xin Lou
Coronary Artery Disease, Aortic Valve Stenosis
Prospective Registry of Patients Undergoing Cardiac CT With NAEOTOM Alpha PCD-CT Before TAVI Procedure
The clinical and demographic characteristics of patients undergoing transcatheter aortic valve implantation (TAVI) pose unique challenges for coronary computed tomography (CT) imaging, as this patient population is mainly…
- Conditions
- Coronary Artery Disease, Aortic Valve Stenosis, Tomography, X-Ray Computed
- Trial name
- Alpha Registry (NCT07016477)
- Testing
- Ultra-High Resolution Photon Counting Detector Coronary Computed Tomography Angiography
- Where
- 7 sites in United States, Germany and 3 more
- Volunteers
- 1,000 people
- Sponsor
- Semmelweis University
Cancer, Inflammatory Disease
Translational Development of Photon-counting CT Imaging
Using an investigational CT scanner which uses a new type of detector to capture X-rays, (a photon counting CT detector), the goal of this experimental study is to compare conventional CT images to CT images using the photon…
- Conditions
- Cancer, Inflammatory Disease, Vascular Diseases, Metabolic Bone Disease
- Trial name
- NCT03878134
- Testing
- PHOTON COUNTING CT Scanner
- Where
- United States
- Volunteers
- 67 people
- Sponsor
- National Institutes of Health Clinical Center (CC)
CT Photon Counting
Clinical Data Collection On Advanced CT System
The purpose of the study is to evaluate the investigational Edge-on Silicon Photon Counting CT device in a clinical setting.
- Trial name
- NCT05835284
- Testing
- Investigational Edge-on Silicon Photon Counting CT device
- Where
- Sweden
- Volunteers
- 76 people
- Sponsor
- GE Healthcare
CT Photon-Counting
Spectral CT With Advanced CT Technology
The purpose of the study is to collect data to evaluate feasibility of the using photon-counting CT in a clinical setting.
- Trial name
- NCT04781296
- Testing
- CT with a photon-counting detector
- Where
- Sweden
- Volunteers
- 30 people
- Sponsor
- GE Healthcare
Cardiovascular Diseases (CVD), Coronary Artery Disease
wCAR-Austria: A Women-Specific Score to Assess Cardiovascular Risk in Women Aged 40 to 65
The wCAR-Austria Study is a multicentre, prospective, interventional study evaluating a novel women-specific cardiovascular risk score (wCAR) in 800 women aged 40-65 years across Austria.
- Conditions
- Cardiovascular Diseases (CVD), Coronary Artery Disease, Atheroscleroses
- Trial name
- wCAR-Austria (NCT07849127)
- Testing
- Arm 1: wCAR-CARE - Precision Prevention (Arm A), Guideline-directed standard of care
- Where
- Austria
- Volunteers
- 800 people, healthy volunteers welcome
- Sponsor
- Women's Heart Austria
Amyloidosis Cardiac, Stenosis Coronary
Non-Interventional Study on the Prevalence of Cardiac Amyloidosis in Patients With Higher-Grade Aortic Valve Stenosis - Evaluation Using Echocardiography, Computed Tomography, Tc99-SPECT/CT and Cardiac Magnetic Resonance Imaging (CMR)
Degenerative aortic stenosis (AS) is frequently accompanied by left ventricular hypertrophy and diastolic dysfunction, features that overlap with transthyretin (ATTR) cardiac amyloidosis.
- Conditions
- Amyloidosis Cardiac, Stenosis Coronary, TAVI(Transcatheter Aortic Valve Implantation)
- Trial name
- NIS-TAVI-AMY (NCT07752732)
- Where
- Germany
- Volunteers
- 600 people
- Sponsor
- University Hospital Tuebingen
Colorectal Cancer
Role of Photon Counting CT in Detecting Liver Metastatis From Colorectal Cancer
Colorectal cancer is the first leading cause of cancer death in men and second in women. Its incidence rates also increased by 1%-2% annually in young adults (ages <55 years).
- Trial name
- PCDCRC-D34H (NCT06753903)
- Testing
- PCD-CT
- Where
- Italy
- Volunteers
- 100 people
- Sponsor
- IRCCS San Raffaele
Coronary Artery Disease, OCT Angiography
Coronary Evaluation And Guided Lesion Exploration Using Photon-counting CT and Intracoronary Imaging Techniques
This study evaluates the diagnostic accuracy and limitations of photon-counting computed tomography (PCCT) in characterizing coronary plaque, with comparisons to optical coherence tomography (OCT) and intravascular ultrasound…
- Conditions
- Coronary Artery Disease, OCT Angiography, CT
- Trial name
- C-EAGLE (NCT07036770)
- Testing
- Coronary CT scan using photon-counting CT
- Where
- Belgium
- Volunteers
- 100 people
- Sponsor
- Universitaire Ziekenhuizen KU Leuven
Cancer
Exploring Photon-Counting CT for Enhanced Target Delineation and Dose Accuracy in Personalized Radiotherapy - ANTHEM
Radiotherapy remains a cornerstone of oncology care, particularly for rare or orphan cancers and chronic oncologic and rare non oncologic conditions, where precision and individualized treatment planning are necessary.
- Trial name
- RAD4/RT_ANTHEM (NCT07098247)
- Where
- Italy
- Volunteers
- 500 people
- Sponsor
- Istituto Clinico Humanitas
Coronary Artery Disease
Image Quality and Radiation Dose Associated With Cardiac Scans in Modern CT Scanners
The main objective of this study is to evaluate the dose efficiency of coronary CT angiography (CTA) using a photon counting detector CT (PCD-CT) with the dose efficiency of coronary CT angiography of prior CT generations.
- Trial name
- NCT05245149
- Testing
- Cardiac CTA on a photon-counting detector CT (PCD-CT), Cardiac CTA on a regular CT with Energy-Integrating Detector (EID-CT)
- Volunteers
- 200 people
- Sponsor
- University Hospital Augsburg
Imaging
Evaluation of C-arm PCD-CBCT for Image-Guided Interventions
The overarching objective of the project is to develop a new C-arm interventional x-ray imaging platform that integrates both a photon counting detector and a flat panel detector to provide high image quality and quantitative…
- Trial name
- NCT07092553
- Testing
- C-arm PCD-CBCT
- Where
- United States
- Volunteers
- 20 people
- Sponsor
- University of Wisconsin, Madison
Spontaneous Intracranial Hypotension
CVFs in SIH: EID vs. PCD CTM
The purpose of this research study is to compare two types of Computed Tomography Myelography (CTM) scans, one on the photon counting detector scanner (called PCD-CTM) and the other on the energy integrating detector scanner…
- Trial name
- NCT07582744
- Testing
- photon counting detector CT myelography (PCD- CTM), energy integrating detector CT myelography (EID-CTM)
- Where
- United States
- Volunteers
- 200 people
- Sponsor
- Duke University
Carotid Artery Stenosis, Carotid Atherosclerosis
Photon-Counting CT Versus Conventional CT for Carotid Plaque Assessment in Patients With Carotid Artery Stenosis
This prospective observational study aims to compare photon-counting detector computed tomography angiography (PCD-CTA) with conventional energy-integrating detector computed tomography angiography (EID-CTA) for the assessment of…
- Conditions
- Carotid Artery Stenosis, Carotid Atherosclerosis, Carotid Atherosclerotic Plaque
- Trial name
- NCT07762664
- Where
- China
- Volunteers
- 100 people
- Sponsor
- Chinese PLA General Hospital
COPD (Chronic Obstructive Pulmonary Disease)
Photon-counting CT in Chest Imaging
Purpose and objective: This project aims to evaluate photon-counting computed tomography (PCCT) quantitative accuracy using COPDGene subjects.
- Trial name
- NCT07031336
- Testing
- Photon-counting CT, Energy-integrating CT
- Where
- United States
- Volunteers
- 40 people
- Sponsor
- Duke University
Coronary Artery Disease
Predictive Role of Photon Counting Computed Tomography in Acute Coronary Syndrom Patients
For patients with severe calcification or complex non-calcified plaques, we investigate wether PCCT can enable non-invasive, in vivo precise differentiation and quantitative measurement of plaque components (e.g., spotty…
- Trial name
- NCT07536607
- Testing
- there is no intervention in this study
- Where
- China
- Volunteers
- 180 people
- Sponsor
- Chinese PLA General Hospital
Diagnostic Imaging, Tomography, X Ray Computed
Photon Counting Detector CT Image Quality
This study aims to compare subjective image quality and diagnostic accuracy of a photon counting detector computed tomography (PCD-CT) scanner compared with an energy integrating detector (EID)-CT scanner as the reference…
- Trial name
- NCT06281808
- Testing
- Photon Counting Detector CT
- Where
- Switzerland
- Volunteers
- 200 people
- Sponsor
- Reto Sutter, MD
Central Venous Catheter Thrombosis
Autopsy and Photon Counting Computed Tomography to Evaluate Thromboses Related to Central Venous Catheters
Central venous (CVC) is essential in modern healthcare but unfortunately associated with complications, including thrombosis. In a recently published study, it was showed that 12 out of 12 deceased patients had subclinical…
- Trial name
- PHOTO CAT (NCT06417541)
- Testing
- Diseased patients with an indwelling central venous catheter who is referred to autopsy, Living patients with an indwelling central venous catheter referred to a CT scan without iv contrast
- Where
- Sweden
- Volunteers
- 75 people
- Sponsor
- Thomas Kander