Giant Cell ArteritisNCT04204876
Longitudinal Imaging in Patients With Large Vessel Vasculitis to Predict Further Disease Course
An observational study of Giant Cell Arteritis and Large Vessel Giant Cell Arteriitis, run by University Hospital, Basel, Switzerland at 1 site in Switzerland.
Trial summary
Longitudinal imaging in patients with large vessel vasculitis to predict further disease course Read more about this study
- Who is it for?
- Ages 18 years and older
- Conditions the study is for
- Giant Cell Arteritis, Large Vessel Giant Cell Arteriitis
- What is being tested?
- Magnet Resonance Imaging (MRI) and PET/CT analysis
- How many people
- 40 participants
- Where
- 1 siteSwitzerland
- Study dates
- 28 May 2020to 5 Aug 2023
- Phase
- Observational
- Are there results?
- None posted in the registry
Key requirements
Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.
- Ages 18 years and older
- All sexes
- No healthy volunteers
- Adult, Older adult
Study population: All patients presenting with a new diagnosis of LV-GCA and all patients already treated for LV-GCA and planned for treatment termination at the University Hospital Basel.
Who may be able to join
- Confirmed diagnosis of GCA and having a diagnosis of LV-GCA confirmed by imaging (PET/CT)
- Informed consent to the local GCA cohort BARK
- Followed for GCA treatment in the outpatient department.
Who cannot join
- Known hypersensitivity or allergy to Gadolinium (Gd)-based MRI contrast agents.
- Patients with cardiac pacemakers, intra cranial clips, metallic foreign bodies or other not MR-compatible implants (e.g. pumps etc.).
- Renal failure or severely impaired kidney function (eGFR < 30 ml/min /1,73 m2)
- Epilepsy.
Trial locations and contacts
1 site in 1 country.
Switzerland1 site
Department of Rheumatology, University Hospital Basel
Basel, 4031
About this study
Longitudinal imaging in patients with large vessel vasculitis to predict further disease course
Read the detailed description
This explorative longitudinal prospective observational study is to explore different aspects of vessel wall characteristics as detected by magnet resonance imaging (MRI) techniques and positron emission tomography/computer tomography (PET/CT) in patients with large vessel giant cell Arteriitis (LV-GCA) for their usefulness as predictive factor for future giant cell arteritis (GCA) relapse. It analyses parameters in PET/CT and MRI in patients with GCA at treatment stop which correlate with GCA relapse within the first 6 months after treatment stop.
Patients included in the established local GCA database (BARK) will be screened for eligibility. Aortal imaging is performed during routine care according to established guidelines at diagnosis and during Follow Up at least every two years and before treatment stop.
- Being tested
- Magnet Resonance Imaging (MRI), PET/CT analysis
- Keywords
- magnet resonance imaging (MRI), Positron emission tomography/computer tomography (PET/CT), GCA relapse
- Medical subject headings
- Giant Cell Arteritis
What participants receive
What participants receive. In a randomised study each person is assigned to one group by chance.
Magnet Resonance Imaging (MRI)Diagnostic test
MRI with and without Gadolinium contrast agent for the following vessels: thoracic aorta (ascending, arch, descending arch, left and right common carotic, subclavian, and vertebral artery)
PET/CT analysisDiagnostic test
Standard value uptake measurement (SUV) based on quantitative score normalized to liver (SUV vessel max/liver mean) at the following vessel regions: Carotid artery: common, internal, external; Subclavian artery; Axillary artery; Vertebral artery; Thoracic Aorta; Abdominal Aorta; Common femoral artery; Deep femoral artery; Popliteal artery
| Study group | Role | What they receive |
|---|---|---|
| patients with GCA | All patients presenting with a new diagnosis of LV-GCA and all patients already treated for LV-GCA and planned for treatment termination Receives: Diagnostic Test: Magnet Resonance Imaging (MRI); Diagnostic Test: PET/CT analysis |
What is being measured
The primary outcome is the main question the study is designed to answer.
Change in mural thickening at MRI analysis
0 = no mural thickening (maximal vessel wall thickness <2 mm for aorta, <1mm for its branches)
- = mural thickening (2-3 mm for aorta, 1-2 mm for its branches);
- = strong thickening (>3 mm for aorta, >2mm for its branches)
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Secondary outcomes (5)
Change in late mural enhancement (subjective grading) at MRI analysis
0= no mural enhancement;
- slight mural enhancement;
- strong mural enhancement and/or perivascular enhancement
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in mural edema (subjective grading) at MRI analysis
0= no mural edema;
- slight mural edema;
- strong mural edema
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in dynamic contrast agent uptake in Golden Angle Radial Sparse Parallel MRI (GRASP MRI)
Dynamic contrast agent uptake in GRASP will be assessed in areas with wall thickening (grade 1 or 2 as defined above)
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in Apparent Diffusion Coefficient (ADC) as assessed with DW-MRI in absolute numbers (in mm2/s)
Apparent Diffusion Coefficient (ADC) as assessed with DW-MRI in absolute numbers (in mm2/s)
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in Standard value uptake measurement (SUV) based on quantitative score normalized to liver (SUV vessel max/liver mean) at PET/CT analysis
Standard value uptake measurement (SUV) based on quantitative score normalized to liver (SUV vessel max/liver mean)
Measured: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Timeline
From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.
- First posted19 Dec 2019
- Study start28 May 2020
- Primary completion5 Aug 2023
- Study completion5 Aug 2023
Resources
- Official record on ClinicalTrials.govThe registry entry this page is built from, with its full change history.
- Publications (15)Papers the sponsor has linked to this study.
- Other trials for Giant Cell ArteritisStudies of the same condition, open and under way.
- What the trial phases meanHow a treatment moves from first tests in people to approval.
More details
For doctors and researchers: how the study is designed, who runs it, and its registry IDs.
Study design
- Study type
- Observational
- Observational model
- Cohort
- Time perspective
- Prospective
- Enrolment
- 40 participants (actual)
Sponsor and investigators
- Lead sponsor
- University Hospital, Basel, Switzerland
- Sponsor type
- University, hospital or other
- Collaborators
- Swiss Foundation for the Study of Muscular Diseases
- Responsible party
- Sponsor
- Investigators
- Thomas Daikeler, Prof. Dr. MD, Principal investigator, Department of Rheumatology, University Hospital Basel
IDs, dates and publications
- ClinicalTrials.gov ID
- NCT04204876
- Sponsor's protocol ID
- 2019-02161; me18Daikeler
- Other IDs
- 2019
- Status last verified
- Jan 2024
- First submitted
- 17 Dec 2019
- Last updated
- 18 Jan 2024
- Results posted
- No
- Data monitoring committee
- No
- FDA-regulated drug
- No
- FDA-regulated device
- No
Publications
Stone JH, Tuckwell K, Dimonaco S, Klearman M, Aringer M, Blockmans D, Brouwer E, Cid MC, Dasgupta B, Rech J, Salvarani C, Schett G, Schulze-Koops H, Spiera R, Unizony SH, Collinson N. Trial of Tocilizumab in Giant-Cell Arteritis. N Engl J Med. 2017 Jul 27;377(4):317-328. doi: 10.1056/NEJMoa1613849.
PubMed 28745999Restuccia G, Boiardi L, Cavazza A, Catanoso M, Macchioni P, Muratore F, Cimino L, Aldigeri R, Crescentini F, Pipitone N, Salvarani C. Flares in Biopsy-Proven Giant Cell Arteritis in Northern Italy: Characteristics and Predictors in a Long-Term Follow-Up Study. Medicine (Baltimore). 2016 May;95(19):e3524. doi: 10.1097/MD.0000000000003524.
PubMed 27175649Kermani TA, Sreih AG, Cuthbertson D, Carette S, Hoffman GS, Khalidi NA, Koening CL, Langford CA, McAlear CA, Monach PA, Moreland L, Pagnoux C, Seo P, Warrington KJ, Ytterberg SR, Merkel PA; Vasculitis Clinical Research Consortium. Evaluation of damage in giant cell arteritis. Rheumatology (Oxford). 2018 Feb 1;57(2):322-328. doi: 10.1093/rheumatology/kex397.
PubMed 29112740Quinn KA, Ahlman MA, Malayeri AA, Marko J, Civelek AC, Rosenblum JS, Bagheri AA, Merkel PA, Novakovich E, Grayson PC. Comparison of magnetic resonance angiography and 18F-fluorodeoxyglucose positron emission tomography in large-vessel vasculitis. Ann Rheum Dis. 2018 Aug;77(8):1165-1171. doi: 10.1136/annrheumdis-2018-213102. Epub 2018 Apr 17.
PubMed 29666047Dejaco C, Ramiro S, Duftner C, Besson FL, Bley TA, Blockmans D, Brouwer E, Cimmino MA, Clark E, Dasgupta B, Diamantopoulos AP, Direskeneli H, Iagnocco A, Klink T, Neill L, Ponte C, Salvarani C, Slart RHJA, Whitlock M, Schmidt WA. EULAR recommendations for the use of imaging in large vessel vasculitis in clinical practice. Ann Rheum Dis. 2018 May;77(5):636-643. doi: 10.1136/annrheumdis-2017-212649. Epub 2018 Jan 22.
PubMed 29358285Attenberger UI, Liu J, Riffel P, Budjan J, Grimm R, Block KT, Schoenberg SO, Wang X, Hausmann D. Quantitative Perfusion Analysis of the Rectum Using Golden-Angle Radial Sparse Parallel Magnetic Resonance Imaging: Initial Experience and Comparison to Time-Resolved Angiography With Interleaved Stochastic Trajectories. Invest Radiol. 2017 Dec;52(12):715-724. doi: 10.1097/RLI.0000000000000397.
PubMed 28622248Riffel P, Zoellner FG, Budjan J, Grimm R, Block TK, Schoenberg SO, Hausmann D. "One-Stop Shop": Free-Breathing Dynamic Contrast-Enhanced Magnetic Resonance Imaging of the Kidney Using Iterative Reconstruction and Continuous Golden-Angle Radial Sampling. Invest Radiol. 2016 Nov;51(11):714-719. doi: 10.1097/RLI.0000000000000299.
PubMed 27299581Parikh N, Ream JM, Zhang HC, Block KT, Chandarana H, Rosenkrantz AB. Performance of simultaneous high temporal resolution quantitative perfusion imaging of bladder tumors and conventional multi-phase urography using a novel free-breathing continuously acquired radial compressed-sensing MRI sequence. Magn Reson Imaging. 2016 Jun;34(5):694-8. doi: 10.1016/j.mri.2015.12.033. Epub 2015 Dec 29.
PubMed 26740058Rosenkrantz AB, Geppert C, Grimm R, Block TK, Glielmi C, Feng L, Otazo R, Ream JM, Romolo MM, Taneja SS, Sodickson DK, Chandarana H. Dynamic contrast-enhanced MRI of the prostate with high spatiotemporal resolution using compressed sensing, parallel imaging, and continuous golden-angle radial sampling: preliminary experience. J Magn Reson Imaging. 2015 May;41(5):1365-73. doi: 10.1002/jmri.24661. Epub 2014 May 16.
PubMed 24833417Reichenbach S, Adler S, Bonel H, Cullmann JL, Kuchen S, Butikofer L, Seitz M, Villiger PM. Magnetic resonance angiography in giant cell arteritis: results of a randomized controlled trial of tocilizumab in giant cell arteritis. Rheumatology (Oxford). 2018 Jun 1;57(6):982-986. doi: 10.1093/rheumatology/key015.
PubMed 29529280Blockmans D, de Ceuninck L, Vanderschueren S, Knockaert D, Mortelmans L, Bobbaers H. Repetitive 18F-fluorodeoxyglucose positron emission tomography in giant cell arteritis: a prospective study of 35 patients. Arthritis Rheum. 2006 Feb 15;55(1):131-7. doi: 10.1002/art.21699.
PubMed 16463425Martinez-Rodriguez I, Jimenez-Alonso M, Quirce R, Jimenez-Bonilla J, Martinez-Amador N, De Arcocha-Torres M, Loricera J, Blanco R, Gonzalez-Gay MA, Banzo I. 18F-FDG PET/CT in the follow-up of large-vessel vasculitis: A study of 37 consecutive patients. Semin Arthritis Rheum. 2018 Feb;47(4):530-537. doi: 10.1016/j.semarthrit.2017.08.009. Epub 2017 Aug 31.
PubMed 28967430Grayson PC, Alehashemi S, Bagheri AA, Civelek AC, Cupps TR, Kaplan MJ, Malayeri AA, Merkel PA, Novakovich E, Bluemke DA, Ahlman MA. 18 F-Fluorodeoxyglucose-Positron Emission Tomography As an Imaging Biomarker in a Prospective, Longitudinal Cohort of Patients With Large Vessel Vasculitis. Arthritis Rheumatol. 2018 Mar;70(3):439-449. doi: 10.1002/art.40379. Epub 2018 Feb 6.
PubMed 29145713Imfeld S, Rottenburger C, Schegk E, Aschwanden M, Juengling F, Staub D, Recher M, Kyburz D, Berger CT, Daikeler T. [18F]FDG positron emission tomography in patients presenting with suspicion of giant cell arteritis-lessons from a vasculitis clinic. Eur Heart J Cardiovasc Imaging. 2018 Aug 1;19(8):933-940. doi: 10.1093/ehjci/jex259.
PubMed 29126277Ironi G, Tombetti E, Napolitano A, Campolongo M, Fallanca F, Incerti E, Picchio M, Dagna L, Manfredi AA, Gianolli L, Del Maschio A, De Cobelli F. Diffusion-Weighted Magnetic Resonance Imaging Detects Vessel Wall Inflammation in Patients With Giant Cell Arteritis. JACC Cardiovasc Imaging. 2018 Dec;11(12):1879-1882. doi: 10.1016/j.jcmg.2018.06.015. Epub 2018 Aug 15. No abstract available.
PubMed 30121275
Study at a glance
From the registry record, last updated by the sponsor on 18 Jan 2024. Recruitment status is as the sponsor reported it: confirm with the study team.
- Official title
- Longitudinal Imaging in Patients With Large Vessel Vasculitis to Predict Further Disease Course
- ClinicalTrials.gov ID
- NCT04204876
- Acronym / sponsor ID
- 2019-02161; me18Daikeler
- Keywords
- magnet resonance imaging (MRI), Positron emission tomography/computer tomography (PET/CT), GCA relapse
- Study type
- Observational
- Recruitment status
- Completed
- Enrolment
- 40 participants (actual)
- Lead sponsor
- University Hospital, Basel, SwitzerlandUniversity, hospital or other
- Collaborators
- Swiss Foundation for the Study of Muscular Diseases
- Study start
- 28 May 2020 (actual)
- Primary completion
- 5 Aug 2023 (actual)
- Study completion
- 5 Aug 2023 (actual)
- First posted
- 19 Dec 2019 (actual)
- Results
- Not posted in the source record
Clinical summary
The research question as the sponsor registered it. This describes what the study plans to test, not what it found.
Longitudinal imaging in patients with large vessel vasculitis to predict further disease course
Detailed description
This explorative longitudinal prospective observational study is to explore different aspects of vessel wall characteristics as detected by magnet resonance imaging (MRI) techniques and positron emission tomography/computer tomography (PET/CT) in patients with large vessel giant cell Arteriitis (LV-GCA) for their usefulness as predictive factor for future giant cell arteritis (GCA) relapse. It analyses parameters in PET/CT and MRI in patients with GCA at treatment stop which correlate with GCA relapse within the first 6 months after treatment stop.
Patients included in the established local GCA database (BARK) will be screened for eligibility. Aortal imaging is performed during routine care according to established guidelines at diagnosis and during Follow Up at least every two years and before treatment stop.
Study design
- Observational model
- Cohort
- Time perspective
- Prospective
- Number of arms
- 1
| Arm | Type | Receives |
|---|---|---|
| patients with GCA | – | Diagnostic Test: Magnet Resonance Imaging (MRI), Diagnostic Test: PET/CT analysisAll patients presenting with a new diagnosis of LV-GCA and all patients already treated for LV-GCA and planned for treatment termination |
Who may qualify
- Ages
- 18 years and older
- Sex
- All
- Healthy volunteers
- Not accepted
- Age groups
- Adult, Older adult
- Study population
- All patients presenting with a new diagnosis of LV-GCA and all patients already treated for LV-GCA and planned for treatment termination at the University Hospital Basel.
Key inclusion criteria (3 listed)
- Confirmed diagnosis of GCA and having a diagnosis of LV-GCA confirmed by imaging (PET/CT)
- Informed consent to the local GCA cohort BARK
- Followed for GCA treatment in the outpatient department.
Key exclusion criteria (4 listed)
- Known hypersensitivity or allergy to Gadolinium (Gd)-based MRI contrast agents.
- Patients with cardiac pacemakers, intra cranial clips, metallic foreign bodies or other not MR-compatible implants (e.g. pumps etc.).
- Renal failure or severely impaired kidney function (eGFR < 30 ml/min /1,73 m2)
- Epilepsy.
Eligibility is decided by the study team after screening; this overview does not establish that a patient qualifies. Full inclusion and exclusion criteria.
Interventions
| Intervention | Type | Arms |
|---|---|---|
| Magnet Resonance Imaging (MRI)MRI with and without Gadolinium contrast agent for the following vessels: thoracic aorta (ascending, arch, descending arch, left and right common carotic, subclavian, and vertebral artery) | Diagnostic test | patients with GCA |
| PET/CT analysisStandard value uptake measurement (SUV) based on quantitative score normalized to liver (SUV vessel max/liver mean) at the following vessel regions: Carotid artery: common, internal, external; Subclavian artery; Axillary artery; Vertebral artery; Thoracic Aorta; Abdominal Aorta; Common femoral artery; Deep femoral artery; Popliteal artery | Diagnostic test | patients with GCA |
Primary outcome
Change in mural thickening at MRI analysis
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
0 = no mural thickening (maximal vessel wall thickness <2 mm for aorta, <1mm for its branches) 1. = mural thickening (2-3 mm for aorta, 1-2 mm for its branches); 2. = strong thickening (>3 mm for aorta, >2mm for its branches)
5 secondary outcomes
Change in late mural enhancement (subjective grading) at MRI analysis
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in mural edema (subjective grading) at MRI analysis
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in dynamic contrast agent uptake in Golden Angle Radial Sparse Parallel MRI (GRASP MRI)
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in Apparent Diffusion Coefficient (ADC) as assessed with DW-MRI in absolute numbers (in mm2/s)
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Change in Standard value uptake measurement (SUV) based on quantitative score normalized to liver (SUV vessel max/liver mean) at PET/CT analysis
Time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)
Results and safety
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
Research links
- Official record on ClinicalTrials.govLast updated by the sponsor 18 Jan 2024.
- Background: PubMed 28745999Stone JH, Tuckwell K, Dimonaco S, Klearman M, Aringer M, Blockmans D, Brouwer E, Cid MC, Dasgupta B, Rech J, Salvarani C, Schett G, Schulze-Koops H, Spiera R, Unizony SH, Collinson N. Trial of Tocilizumab in Giant-Cell Arteritis. N Engl J Med. 2017 Jul 27;377(4):317-328. doi: 10.1056/NEJMoa1613849.
- Background: PubMed 27175649Restuccia G, Boiardi L, Cavazza A, Catanoso M, Macchioni P, Muratore F, Cimino L, Aldigeri R, Crescentini F, Pipitone N, Salvarani C. Flares in Biopsy-Proven Giant Cell Arteritis in Northern Italy: Characteristics and Predictors in a Long-Term Follow-Up Study. Medicine (Baltimore). 2016 May;95(19):e3524. doi: 10.1097/MD.0000000000003524.
- Background: PubMed 29112740Kermani TA, Sreih AG, Cuthbertson D, Carette S, Hoffman GS, Khalidi NA, Koening CL, Langford CA, McAlear CA, Monach PA, Moreland L, Pagnoux C, Seo P, Warrington KJ, Ytterberg SR, Merkel PA; Vasculitis Clinical Research Consortium. Evaluation of damage in giant cell arteritis. Rheumatology (Oxford). 2018 Feb 1;57(2):322-328. doi: 10.1093/rheumatology/kex397.
- Background: PubMed 29666047Quinn KA, Ahlman MA, Malayeri AA, Marko J, Civelek AC, Rosenblum JS, Bagheri AA, Merkel PA, Novakovich E, Grayson PC. Comparison of magnetic resonance angiography and 18F-fluorodeoxyglucose positron emission tomography in large-vessel vasculitis. Ann Rheum Dis. 2018 Aug;77(8):1165-1171. doi: 10.1136/annrheumdis-2018-213102. Epub 2018 Apr 17.
- Background: PubMed 29358285Dejaco C, Ramiro S, Duftner C, Besson FL, Bley TA, Blockmans D, Brouwer E, Cimmino MA, Clark E, Dasgupta B, Diamantopoulos AP, Direskeneli H, Iagnocco A, Klink T, Neill L, Ponte C, Salvarani C, Slart RHJA, Whitlock M, Schmidt WA. EULAR recommendations for the use of imaging in large vessel vasculitis in clinical practice. Ann Rheum Dis. 2018 May;77(5):636-643. doi: 10.1136/annrheumdis-2017-212649. Epub 2018 Jan 22.
- Background: PubMed 28622248Attenberger UI, Liu J, Riffel P, Budjan J, Grimm R, Block KT, Schoenberg SO, Wang X, Hausmann D. Quantitative Perfusion Analysis of the Rectum Using Golden-Angle Radial Sparse Parallel Magnetic Resonance Imaging: Initial Experience and Comparison to Time-Resolved Angiography With Interleaved Stochastic Trajectories. Invest Radiol. 2017 Dec;52(12):715-724. doi: 10.1097/RLI.0000000000000397.
- Background: PubMed 27299581Riffel P, Zoellner FG, Budjan J, Grimm R, Block TK, Schoenberg SO, Hausmann D. "One-Stop Shop": Free-Breathing Dynamic Contrast-Enhanced Magnetic Resonance Imaging of the Kidney Using Iterative Reconstruction and Continuous Golden-Angle Radial Sampling. Invest Radiol. 2016 Nov;51(11):714-719. doi: 10.1097/RLI.0000000000000299.
- Background: PubMed 26740058Parikh N, Ream JM, Zhang HC, Block KT, Chandarana H, Rosenkrantz AB. Performance of simultaneous high temporal resolution quantitative perfusion imaging of bladder tumors and conventional multi-phase urography using a novel free-breathing continuously acquired radial compressed-sensing MRI sequence. Magn Reson Imaging. 2016 Jun;34(5):694-8. doi: 10.1016/j.mri.2015.12.033. Epub 2015 Dec 29.
- Background: PubMed 24833417Rosenkrantz AB, Geppert C, Grimm R, Block TK, Glielmi C, Feng L, Otazo R, Ream JM, Romolo MM, Taneja SS, Sodickson DK, Chandarana H. Dynamic contrast-enhanced MRI of the prostate with high spatiotemporal resolution using compressed sensing, parallel imaging, and continuous golden-angle radial sampling: preliminary experience. J Magn Reson Imaging. 2015 May;41(5):1365-73. doi: 10.1002/jmri.24661. Epub 2014 May 16.
- Background: PubMed 29529280Reichenbach S, Adler S, Bonel H, Cullmann JL, Kuchen S, Butikofer L, Seitz M, Villiger PM. Magnetic resonance angiography in giant cell arteritis: results of a randomized controlled trial of tocilizumab in giant cell arteritis. Rheumatology (Oxford). 2018 Jun 1;57(6):982-986. doi: 10.1093/rheumatology/key015.
- Background: PubMed 16463425Blockmans D, de Ceuninck L, Vanderschueren S, Knockaert D, Mortelmans L, Bobbaers H. Repetitive 18F-fluorodeoxyglucose positron emission tomography in giant cell arteritis: a prospective study of 35 patients. Arthritis Rheum. 2006 Feb 15;55(1):131-7. doi: 10.1002/art.21699.
- Background: PubMed 28967430Martinez-Rodriguez I, Jimenez-Alonso M, Quirce R, Jimenez-Bonilla J, Martinez-Amador N, De Arcocha-Torres M, Loricera J, Blanco R, Gonzalez-Gay MA, Banzo I. 18F-FDG PET/CT in the follow-up of large-vessel vasculitis: A study of 37 consecutive patients. Semin Arthritis Rheum. 2018 Feb;47(4):530-537. doi: 10.1016/j.semarthrit.2017.08.009. Epub 2017 Aug 31.
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Referral and contact
AzTrials does not enrol participants or take referrals. Contact the study team or a site listed below; they decide who can take part. This study is not recruiting at the moment.
Thomas Daikeler, Prof. Dr. MD principal investigator
Department of Rheumatology, University Hospital Basel
1 site in 1 country: see every site and its status.
Questions about this trial
What is this clinical trial studying?
An observational study of Giant Cell Arteritis and Large Vessel Giant Cell Arteriitis, run by University Hospital, Basel, Switzerland at 1 site in Switzerland.
The full registered description is in the About this study section and the official record.
Who may be eligible to take part?
The sponsor lists 3 inclusion and 4 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.
Is this clinical trial currently recruiting?
The record says: finished, as of the sponsor's last update on 18 Jan 2024. Status can change between updates, so confirm with the study contact before making plans.
Where is the study taking place?
The record lists 1 site in Switzerland. Whether a site is taking part right now should be confirmed with that site. See every site.
What are the possible benefits and risks?
They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.
Are results available for this study?
The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.
How can a doctor refer a patient or contact the research team?
The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.
What does the primary outcome measure?
Change in mural thickening at MRI analysis (time frame: at time of diagnosis of GCA and before treatment stop (in order 52 weeks after treatment start)). It is what the study was designed to measure, not a finding.
Where can I read the original study information?
On the ClinicalTrials.gov record for NCT04204876, which also lists 15 linked publications.
Does a listing mean the treatment is approved or proven to work?
No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.
How often is this information updated?
AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 18 Jan 2024.