Clinical trials: CT Scan
Aortic Valve Stenosis
Sizing of the PERCEVAL® Sutureless Aortic Valve Prosthesis Using the CT: a Feasibility Study
This study is to analyse if the size of the valve can be determined with a preoperative CT scan of the heart in order to prepare the valve preoperatively to save time.
- Trial name
- NCT03667248
- Testing
- Sorin Perceval ® Sutureless Valve (Sorin Group Italia Srl, 13040 Saluggia, Italy), available in different sizes (S 19-21mm, M 21-23mm, L 23-25mm, XL 25-27mm)
- Where
- Switzerland
- Volunteers
- 7 people
- Sponsor
- University Hospital, Basel, Switzerland
Kidney Stone
Evaluation of Emergency Computed Tomography in Suspected Renal Colic. This is an Observational Retrospective Study Aimed to Evaluate Emergency Computed Tomography in Patients at the Emergency Department in Helsingborg, Sweden, With Suspected Acute Renal Colic.
The goal of this observational study is to learn more about diagnostics in patients with suspected acute renal colic at the emergency department.
- Trial name
- NCT06805149
- Where
- Sweden
- Volunteers
- 1,500 people
- Sponsor
- Region Skane
Cleft Lip and Palate, Le Fort
One-Piece Le Fort I Osteotomy Versus Segmental Le Fort I Osteotomy
Le Fort I osteotomy is often used in orthognathic surgery for patients to solve midface retrusion. It is known that post-surgical stability of Le Fort I osteotomy can be influenced by single jaw or bimaxillary procedures…
- Trial name
- NCT01871623
- Testing
- Segmental Le Fort I osteotomy, One-piece Le Fort I Osteotomy
- Where
- Taiwan
- Volunteers
- 60 people
- Sponsor
- Chang Gung Memorial Hospital
Pleural Effusion, Malignant
The Value of PET-CT in Pleural Effusions
The investigators aim is to asses the diagnostic power of 18F-FDG PET-CT in discriminating malignant from nonmalignant causes in patients with a recurrent unilateral pleural effusion of unknown origin.
- Trial name
- NCT03272997
- Where
- Denmark
- Volunteers
- 112 people
- Sponsor
- Naestved Hospital
Coronary Artery Disease
Follow-up of Coronary Artery Bypass Graft Patency by Multislice Computed Tomography
Coronary artery disease is a major cause of morbidity and mortality across the world and coronary artery bypass surgery (CABG) is the most common surgical procedure for treatment.
- Trial name
- NCT00712153
- Volunteers
- 36 people
- Sponsor
- Far Eastern Memorial Hospital
Genotoxicity, Cytotoxicity
Assessment of Cytotoxicity, Genotoxicity
Goal: The goal of this observational study is to evaluate the genotoxic and cytotoxic effects of OPG and CBCT on exfoliated buccal mucosal cells Main question: Does CBCT cause greater genotoxic and cytotoxic effects on buccal…
- Conditions
- Genotoxicity, Cytotoxicity, Ionizing Radiation Exposure, Dental X-Ray Exposure
- Trial name
- NCT07330401
- Where
- Malaysia
- Volunteers
- 60 people, healthy volunteers welcome
- Sponsor
- Yaxin Wang
OSA, Sleep Apnea
Comparison of Standing Versus Supine 3D Cone Beam Computed Tomography in Patient With Obstructive Sleep Apnea
The anatomical changes of the upper airway in a standing vs pseudo-supine position using Carestream Orthodontic Imaging (Volumetric) and Carestream Orthodontic Imaging module (AP measurements) of the patient's airway…
- Trial name
- OSA (NCT04874727)
- Testing
- Mandible slacked and captured with Correct Plus™ Impression Material Superfast
- Where
- United States
- Volunteers
- 6 people
- Sponsor
- Manhattan Beach Orthodontics
Colorectal Cancer
64Cu/68Ga Labelled EB-ss-CPT PET/CT Scan in Colorectal Cancer
Positron labeled camptothecin based PET imaging is a new imaging technique that uses positron isotopes such as 68Ga/64Cu for PET/CT (MR) imaging.
- Trial name
- NCT05891028
- Testing
- 68Ga-EB-ss-CPT, 64Cu-EB-ss-CPT
- Where
- China
- Volunteers
- 10 people
- Sponsor
- Peking Union Medical College Hospital
Reversible Pulpitis
Efficacy of Calcium Silicate Pulp-capping; a Randomized Controlled Clinical Trial
This study aims to investigate the tooth nerve response to a recently introduced therapeutic filling material (calcium silicate cement) called Biodentine and to assess the quality of the overlying filling compared to another…
- Trial name
- NCT02201641
- Testing
- Cone Beam computed tomography (Morita Accuitomo), Periapical radiographs, calcium silicate cement (Biodentine™)
- Where
- United Kingdom
- Volunteers
- 53 people, healthy volunteers welcome
- Sponsor
- King's College London