RecruitingEarly Phase 1NCT07473102
PET Imaging of MMP Activation in AAA: Clinical Component
Sponsor
Washington University School of Medicine
Enrollment
28 participants
Start Date
Nov 3, 2025
Study Type
INTERVENTIONAL
Conditions
Summary
A first-in-human evaluation of \[64Cu\]-RYM2 with PET/CT will be performed to: a) assess its safety, biodistribution, and radiation dosimetry in normal volunteers (WU) and; b) in AAA patients undergoing surgery (WU and Yale), evaluate radiotracer pharmacodynamics and correlate PET imaging characteristics (WU) with ex vivo tissue measurements (Yale).
Eligibility
Min Age: 18 Years
Inclusion Criteria12
- No history of claustrophobia or other preventing condition that has previously or would interfere with completion of protocol-specified imaging sessions.
- Able to comprehend and willing to follow instructions for the study procedures as called for by the protocol.
- Capable of lying still and supine within the PET/CT scanner for \~1 hour and follow instructions for breathing protocol during the CT portion.
- No illicit drug use or other inhaled drug use (including pharmacologic agents, recreational agents, or illicit drugs) within the past year.
- No known history of cardiac, pulmonary, hepatic or renal disease or diabetes
- BMI ≤ 40
- Men or women 40-80 years of age
- Willing and able to provide informed consent
- Medically managed hypertension and hyperlipidemia
- No history of claustrophobia or other preventing condition that has previously or would interfere with completion of protocol-specified imaging sessions
- Able to comprehend and willing to follow instructions for the study procedures as called for by the protocol
- Patients with AAA indicated for surgical repair (5.0 \[female\] - 5.5cm \[male\]), incidentally identified large(r) AAAs (\>5.5 or 6.0 cm), and rapidly expanding AAAs (\> 0.5 cm in 6 months or \> 1 cm in 12 months) per Guidelines of the Society for Vascular Surgery.
Exclusion Criteria17
- Inability to receive and sign informed consent;
- Pregnant (confirmed by urine pregnancy test) and/or breastfeeding
- Patient with chronic renal disease whose glomerular filtration rate (GFR) is less than 30 mL/min/1.73 m2
- Patients with an unstable clinical condition that in the opinion of the principal investigators or designee precludes participation in the study.
- Is deemed likely to be unable to perform all research procedures for any reason, (e.g., subjects unable to lie still or inability to tolerate up to 60 minutes in a supine position with arms up during the PET imaging procedures due to chronic back/shoulder pain or arthritis as assessed by physical examination and medical history).
- Currently using recreational drugs.
- Body weight of \>300 lbs. (weight limit of the PET table).
- Currently enrolled in another study using an investigational drug or underwent a study the last year involving investigational use of radiotracers or CT would confound results or with a radiation exposure when combined with this study would be deemed as excessive by the Sponsor-Investigator.
- Inability to receive and sign informed consent.
- Currently enrolled in another study using an investigational drug
- Pregnant (confirmed by urine pregnancy test) and/or breastfeeding
- Patient with chronic renal disease whose GFR is less than 30 mL/min/1.73 m2
- Documented allergy to iodinated contrast and/or shellfish
- Patients with an unstable clinical condition that in the opinion of the principal investigators or designee precludes participation in the study.
- Inability to tolerate 60 minutes in a supine position with arms down at sides, as necessary for PET/CT.
- Other conditions such as symptomatic/recently treated coronary disease, cancer requiring oncologic management, or autoimmune/inflammatory diseases (e.g., rheumatoid arthritis or multiple sclerosis).
- Non-AAA volunteers may not carry a diagnosis of aortoiliac occlusive disease, as documented by their treating vascular surgeon, as significantly progressed atherosclerotic disease may demonstrate exaggerated, associated MMP activity.
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Interventions
DRUGCu-64-RYM2
PET/CT scan
DRUGPET imaging using Cu-64
PET/CT at different timepoints
Locations(1)
View Full Details on ClinicalTrials.gov
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NCT07473102
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