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Drug formulation changed, opening new trial
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The investigators are performing a trial with goals to demonstrate the feasibility of imaging multiple myeloma (MM) patients with 64Cu-LLP2A-positron emission tomography (PET)/magnetic resonance (MR). The investigators suggest that 64Cu-LLP2A will allow for an accurate molecular imaging of MM lesions, which will have an important impact on early stage disease detection and in the long term on the initiation and choice of therapy in these patients.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Cohort 1: Pilot 64Cu-LLP2A Imaging | Experimental |
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| Cohort 2: Quantitative 64Cu-LLP2A Imaging | Experimental |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| 64Cu-LLP2A | Drug | -64Cu-LLP2A, will be manufactured following batch production record at the cyclotron GMP facility (Washington University School of Medicine GMP radiochemistry/cyclotron facility) |
| Measure | Description | Time Frame |
|---|---|---|
| Feasibility of imaging MM patients with 64Cu-LLP2A-PET/MR as measured by average organ activity concentration of 64Cu-LLP2A | -Average organ activity concentration will be measured and decay corrected by utilizing regions of interest (ROIs) drawn around all organs visible on 64Cu-LLP2A images. Activity organ residence times will be calculated by numerical or analytical integration of the time-activity curves. Uptake/clearance functional fits of mono or bi-exponential functions will be performed and analytical integration, accounted for physical delay, will be performed. The calculated residence times will be used with the program OLINDA/EXM for 64Cu and using the adult human (male/femal) model to calculate the individual organ radiation dose, the whole-body dose, and the effective dose | Up to 30 hours after imaging |
| Feasibility of imaging MM patients with 64Cu-LLP2A-PET/MR as measured by the number of participants who experience an adverse event related to 64Cu-LLP2A | -The descriptions and grading scales found in the revised NCI Common Terminology Criteria for Adverse Events (CTCAE) version 4.0 will be utilized for all toxicity reporting. | Through 48 hours after last administration of 64Cu-LLP2A (estimated to be at most 4 days) |
| Feasibility of imaging MM patients with 64Cu-LLP2A-PET/MR as measured by the optimal image time after injection of 64Cu-LLP2A | -The optimal imaging time after injection yields the best image quality and tumor-to-non-tumor ratio for visual and quantitative analysis of the lesions | Up to 30 hours after imaging |
| Feasibility of imaging MM patients with 64Cu-LLP2A-PET/MR as measured by image quality of 64Cu-LLP2A-PET/MR images |
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| Measure | Description | Time Frame |
|---|---|---|
| Comparison of tumor burden (SUVmax) of 64Cu-LLP2A to clinical stage | -SUVmax is a mathematical measurement of tumor burden seen on images and calculated by the following equation SUVmax= r / (a'/w) where r= radioactivity concentration in tumor (kBq/ml) as measured by the PET scanner within a defined region of interest, a'=the decay corrected amount of injected 64Cu-LLP2A and w= weight of the patient in grams When PET imaging shows uptake of 64Cyu-LLP2A in site(s) of known tumor the SUVmax will be compared to overall clinical stage as a way to compare accuracy of imaging to known clinical stage |
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Inclusion Criteria:
Adult patients 18 years of age or older with clinically or pathologically defined MM in accordance with International Myeloma Working Group or as stated in office note / clinical assessment from treating physician.
*All types of active myeloma are eligible including both newly diagnosed and previously treated provided plans are to start a new treatment or restart a prior treatment.
Healthy Volunteer Subjects: Adult 18 years of age or older with no known hematologic disorder such as anemia, leukemia, etc. who is considered healthy based on assessment by PI. (Cohort 1 only).
Able to give informed consent.
Does not have any exclusions related to PET/MR imaging: No implanted medical devices such as: pacemaker, defibrillator, neurostimulator, artificial heart valve, cerebral aneurysm clips, no accidental exposure to metal fragments (if applicable)
If applicable for administration of contrast with MRI imaging subject must have a calculated GFR of at least 60 mg/mL/1.73 m^2.
Not currently pregnant or nursing: Subject must be surgically sterile (has had a documented bilateral oophorectomy and/or documented hysterectomy), post-menopausal (cessation of menses for more than 1 year), non-lactating, or of childbearing potential for whom a urine pregnancy test (with the test performed within the 24 hour period immediately prior to administration of 64Cu-LLP2A) is negative.
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Farrokh Dehdashti, M.D. | Washington University School of Medicine | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Washington University School of Medicine | St Louis | Missouri | 63110 | United States |
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| Label | URL |
|---|---|
| Alvin J. Siteman Cancer Center at Barnes-Jewish Hospital and Washington University School of Medicine | View source |
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All efforts will be made to rapidly release data through publications of the results as quickly as it is possible to analyze the experiments.
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| ID | Term |
|---|---|
| D009101 | Multiple Myeloma |
| ID | Term |
|---|---|
| D054219 | Neoplasms, Plasma Cell |
| D009370 | Neoplasms by Histologic Type |
| D009369 | Neoplasms |
| D020141 | Hemostatic Disorders |
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| ID | Term |
|---|---|
| D001800 | Blood Specimen Collection |
| D000072078 | Positron Emission Tomography Computed Tomography |
| ID | Term |
|---|---|
| D013048 | Specimen Handling |
| D019411 | Clinical Laboratory Techniques |
| D019937 | Diagnostic Techniques and Procedures |
| D003933 | Diagnosis |
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Images will be assessed by independent observers (nuclear medicine expert in evaluating PET images using novel radiotracers, and MR radiologist expert in evaluating MR images), who will initially be blinded to all clinical information available (such as tumor size and location), which will be followed by un-blinded combined reading of the PET and MR images
| PET/MR | Device | -All PET imaging will be performed as PET/MR or PET/CT |
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| Blood samples for serum stability | Procedure | -3 venous samples obtained from an IV site separate from the site of 64Cu-LLP2A injection (2 mL each) will be obtained at the following time points: Cohort 1: prior to injection, at completion of dynamic scanning in those who undergo dynamic imaging and at completion of one of the body imaging time points. In those who do not undergo dynamic imaging, prior to injection, and after completing body imaging at 2 of the 3 time points. Cohort 2: subjects will have samples drawn prior to injection, at completion of dynamic scanning, and at completion of body imaging. |
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| Blood samples for metabolite analysis | Procedure | -Typically, 2 blood samples obtained from an IV site separate from the site of 64Cu-LLP2A injection (preferably 1 within the first 5 min and 1 at the completion of the first hour of imaging) will be obtained. |
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| Urine sample | Procedure | -Cohort 1 only |
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| Tumor biopsy | Procedure | -Cohort 2 only and only if there hasn't been a recent biopsy of disease |
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| Electrocardiogram | Procedure | -A standard 12-lead ECG will be obtained on all subjects at baseline (within 30 mins prior to injection of 64Cu-LLP2A), and at least 60 minutes post injection or prior to study discharge |
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| PET/CT | Device | -All PET imaging will be performed as PET/MR or PET/CT |
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| Up to 30 hours after imaging |
| Feasibility of imaging MM patients with 64Cu-LLP2A-PET/MR as measured by lesion detection of 64Cu-LLP2A-PET/MR images | -Lesion detection is measured by lesion uptake in comparison with the surrounding tissue | Up to 30 hours after imaging |
| Up to 30 hours after imaging |
| Comparison of tumor burden (SUVmax) of 64Cu-LLP2A to clinical tumor measurement of tumor burden as measured by M-protein of myeloma | SUVmax is a mathematical measurement of tumor burden seen on images and calculated by the following equation SUVmax= r / (a'/w) where r= radioactivity concentration in tumor (kBq/ml) as measured by the PET scanner within a defined region of interest, a'=the decay corrected amount of injected 64Cu-LLP2A and w= weight of the patient in grams When PET imaging shows uptake of 64Cyu-LLP2A in site(s) of known tumor the SUVmax will be compared to clinical measurement of tumor burden as seen by the laboratory values for M-protein (lab measurement for myeloma gamma globulin which is increased in multiple myleom due to an abnormal monoclonal proliferation of plasma cells) | Up to 30 hours after imaging |
| Comparision of tumor burden (SUVmax) of 64Cu-LLP2A to clinical measurement of tumor burden as measured by the plasma cell fraction within the bone marrow |
| Up to 30 hours after imaging |
| D014652 |
| Vascular Diseases |
| D002318 | Cardiovascular Diseases |
| D010265 | Paraproteinemias |
| D001796 | Blood Protein Disorders |
| D006402 | Hematologic Diseases |
| D006425 | Hemic and Lymphatic Diseases |
| D006474 | Hemorrhagic Disorders |
| D008232 | Lymphoproliferative Disorders |
| D007160 | Immunoproliferative Disorders |
| D007154 | Immune System Diseases |
| D011677 | Punctures |
| D013514 | Surgical Procedures, Operative |
| D008919 | Investigative Techniques |
| D049268 | Positron-Emission Tomography |
| D014055 | Tomography, Emission-Computed |
| D007090 | Image Interpretation, Computer-Assisted |
| D003952 | Diagnostic Imaging |
| D014057 | Tomography, X-Ray Computed |
| D064847 | Multimodal Imaging |
| D011856 | Radiographic Image Enhancement |
| D007089 | Image Enhancement |
| D010781 | Photography |
| D011859 | Radiography |
| D014056 | Tomography, X-Ray |
| D011877 | Radionuclide Imaging |
| D014054 | Tomography |
| D003947 | Diagnostic Techniques, Radioisotope |