Novel Complex Radiodiagnostics of Peripherial Arthropathies
Study Details
Study Description
Brief Summary
Chronic peripherial arthritides are common diseases with soaring public health consequences. Our goal is to assess the role of photon-counting detector computed tomography in the diagnostics of peripherial arthropathies.
Condition or Disease | Intervention/Treatment | Phase |
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Detailed Description
Background:
Chronic peripherial arthritides include immune-mediated (rheumatoid arthritis, psoriatic arthritis) and crystal deposition diseases (gout, pseudogout, hydroxiapatite-deposition disease).
Conventional radiographs are utilized to screen arthritis-associated deformities, bone erosions and joint space narrowing. MRI is able to detect bone marrow edema, synovitis and the swelling of soft tissues. Sonography can also detect synovitis and soft tissue involvement but does not provide information about bone marrow edema and poorly assess erosions. Photon-counting detector computed tomography (PCD-CT) is a novel type of CT device which provides many advantages like improved signal-to-noise ratio, intrinsic spectral information, lower radiation exposure, and better spatial resolution. PCD-CT is a type of X-ray computed tomography in which X-rays are detected using a photon-counting detector. These detectors are able to directly transform X-ray photons into electrical signals. Compared to previous generation scintillation detectors, photon-counting detectors have several advantages: being able to count the charges created by individual x-ray photons and measuring their energy level also providing multi- energy spectral sensitivity. 0.2 mm slice thickness potentiates the detection of bone erosionss. Collagen-rich structures like cartilage, ligaments, and tendons are easier to identify on PCD-CT images. Bone marrow edema can be visualized with virtual non- calcium reconstruction. PCD-CT could both detect and differentiate cristal deposits.
Aims: To assess the possible role of PCD-CT technique in the diagnostics of peripherial arthropathies.To compare the role of PCD-CT in the detection of arthritis-related pathologies with other imaging modalities like MRI and conventional radiography.
Study Design
Arms and Interventions
Arm | Intervention/Treatment |
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Rheumatoid arthritis Rheumatoid arthritis patients. (American College of Rheumatology (ACR) 1987, ACR/European League Against Rheumatism (EULAR) >18 years Imaging studies: CT and X-ray/MRI/US Physical examination by the rheumatologist and laboratory tests which are conventionally necessary for the diagnosis (including RF, ACPA) |
Device: Photon-counting detector-CT
CT scan
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Psoriatic arthritis Psoriatic arthritis patients. (CASPAR Criteria) >18 years Imaging studies: CT and X-ray/MRI/US Physical examination by the rheumatologist and laboratory tests which are conventionally necessary for the diagnosis. |
Device: Photon-counting detector-CT
CT scan
|
Crystal arthropathies Crystal arthropathies patients. >18 years Imaging studies: CT and X-ray/MRI/US Physical examination by the rheumatologist and laboratory tests which are conventionally necessary for the diagnosis. |
Device: Photon-counting detector-CT
CT scan
|
Outcome Measures
Primary Outcome Measures
- Bone erosions [From baseline to at least 2 years]
To assess the detection of arthritis-related bone erosions with different imaging techniques, including PCD-CT.
- Bone marrow edema and periarticular soft tissue involvement [From baseline to at least 2 years]
To assess the detection of arthritis-related bone marrow edema and periarticular soft tissue with different imaging techniques, including PCD-CT.
- Crystal deposit characterization [From baseline to at least 2 years]
To detect the different crystal deposits with PCD-CT.
Secondary Outcome Measures
- To evaluate the performance of PCD-CT in the detection of active arthritis-related imaging findings and structural damages. [From baseline to at least 3 years]
To compare the performance of PCD-CT with different modalities in the diagnostics of peripherial arthropathies.
Eligibility Criteria
Criteria
Inclusion Criteria:
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Rheumatoid arthritis (EULAR/ACR Criteria) / Psoriatic arthritis (CASPAR Criteria)/ Crystal arthropathies
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signed informed consent
Exclusion Criteria:
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age: <18 years, > 100 years
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pregnant
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breastfeeding
Contacts and Locations
Locations
Site | City | State | Country | Postal Code | |
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1 | National Institute of Rheumatology and Physiotherapy | Budapest | Hungary | H-1023 | |
2 | Buda Hospital of the Hospitaller Order of Saint John of God | Budapest | Hungary | H-1027 | |
3 | Semmelweis University | Budapest | Hungary | H-1085 |
Sponsors and Collaborators
- Semmelweis University
- National Institute of Rheumatology and Physiotherapy, Hungary
- Buda Hospital of the Hospitaller Order of Saint John of God
Investigators
None specified.Study Documents (Full-Text)
None provided.More Information
Publications
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- Stamp LK, Anderson NG, Becce F, Rajeswari M, Polson M, Guyen O, Viry A, Choi C, Kirkbride TE, Raja AY. Clinical Utility of Multi-Energy Spectral Photon-Counting Computed Tomography in Crystal Arthritis. Arthritis Rheumatol. 2019 Jul;71(7):1158-1162. doi: 10.1002/art.40848. Epub 2019 May 28.
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- IV/664-3/2022/EKU