About this trial
The overall objective of this study is to investigate Fabry-related cardiomyopathy and the use of native T1-mapping, coronary microvascular function, cardiac inflammation, and cardiac injury in an effort to improve the ability to detect disease. The study aims to achieve this by:
1. Investigating the association between cardiac inflammation, fibrosis, and injury against the distribution and degree of microvascular disease in patients with Fabry disease with and without left ventricular hypertrophy (LVH) using cardiac magnetic resonance (CMR) imaging and 82Rubidium Positron emission tomography and computer tomography (82Rb-PET/CT). 2. Using an extensive, in-depth biomarker blood panel to investigate the pathological pathways associated with Fabry disease and Fabry-related cardiomyopathy.
Eligibility criteria
This trial accepts healthy volunteersQualifiers
Male and female individuals with a genetically-verified diagnosis of Fabry disease
≥ 18 years of age
Able to give informed consent
Disqualifiers
Any contraindication against a pharmacologically induced rest-stress PET/CT protocol according to local safety procedures such as acute coronary syndrome, severe bronchospasm, severe chronic obstructive pulmonary disease, cardiac arrhythmia.
Any contraindication for MRI according to standard checklist used in clinical routine, including claustrophobia or metallic foreign bodies, metallic implants, internal electrical devices, or permanent makeup/tattoos that cannot be declared MR compatible.
Pregnancy
≥ 18 years of age
Trial population
1. Patients (adult) with genetically-verified diagnosis of Fabry disease. 2. Age- and sex-matched healthy controls.
Trial design
Case-control
Prospective
Treatments tested in this trial
Cardiac Magnetic Ressonance Imaging
Diagnostic testCMR-protocol with gadolinium contrast
82Rubidium-positron emission tomography and computer-tomography
Diagnostic testcardiac Rb-PET protocol
Treatment groups
Trial outcomes
Primary outcomes
Change in global myocardial flow reserve
A between-group difference in change in global myocardial flow reserve (MFR), evaluated by 82Rb-PET/CT, comparing Fabry patients with controls irrespective of the presence of LVH.
Change in global native T1
A between-group difference in change in global native T1 evaluated by MRI, comparing Fabry patients with controls irrespective of the presence of LVH.
Secondary outcomes
Change in global myocardial flow reserve by group
A between-group difference in change in global myocardial flow reserve (MFR) evaluated by 82Rb-PET/CT, comparing Fabry patients with controls accounting for the presence of LVH.
Change in global T1 by group
A between-group difference in change in global native T1 evaluated by MRI, comparing Fabry patients with controls accounting for the presence of LVH.
Change in global T2 by group
A between-group difference in change in global T2 values evaluated by MRI, comparing Fabry patients with controls accounting for the presence of LVH
Change in global T2
A between-group difference in change in global T2 values evaluated by MRI, comparing Fabry patients with controls irrespective of the presence of LVH.
Other outcomes
Change in regional myocardial flow reserve
A between-group difference in regional MFR evaluated by 82Rb-PET/CT according to the 17-segment model
Change in regional T1
A between-group difference in regional native T1 evaluated by MRI according to the 17-segment model.
Change in regional T2
A between-group difference in regional native T2 values evaluated by MRI according to the 17-segment model.
Cross-modality association
Association between regional impairment in global T1, T2 and MFR and according to the 17-segment model
Sponsors and contacts
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