{"classes":[{"categories":[{"measurements":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"1"},{"groupId":"OG002","value":"5"}]}],"title":"Positive 18F-FDG PET CT result"},{"categories":[{"measurements":[{"groupId":"OG000","value":"10"},{"groupId":"OG001","value":"9"},{"groupId":"OG002","value":"5"}]}],"title":"Negative 18F-FDG PET CT result"},{"categories":[{"measurements":[{"groupId":"OG000","value":"0"},{"groupId":"OG001","value":"0"},{"groupId":"OG002","value":"9"}]}],"title":"Positive F18-NaF PET CT result"},{"categories":[{"measurements":[{"groupId":"OG000","value":"10"},{"groupId":"OG001","value":"10"},{"groupId":"OG002","value":"1"}]}],"title":"Negative F18-NaF PET CT result"}],"denoms":[{"counts":[{"groupId":"OG000","value":"10"},{"groupId":"OG001","value":"10"},{"groupId":"OG002","value":"10"}],"units":"Participants"}],"description":"18F-FDG PET CT and F18-NaF PET CT imaging results were compared in participants with MGUS, SMM, and MM. Lesions were considered positive if focal uptake corresponded to lesions identified on CT for NaF and negative if no uptake seen in lesions. Criteria to define FDG positivity included parameters published by Zamagni et al with focal abnormal uptake more intense than background.","groups":[{"description":"MGUS (Monoclonal gammopathy of undetermined significance) is a premalignant plasma cell proliferative disorder.","id":"OG000","title":"MGUS (Monoclonal Gammopathy of Undetermined Significance)"},{"description":"Smoldering multiple myeloma (SMM)is a premalignant plasma cell proliferative disorder.","id":"OG001","title":"SMM (Smoldering Multiple Myeloma)"},{"description":"Multiple myeloma is a plasma cell neoplasm.","id":"OG002","title":"MM (Multiple Myeloma)"}],"paramType":"COUNT_OF_PARTICIPANTS","reportingStatus":"POSTED","timeFrame":"60 days","title":"Count of Participants With Positive and Negative 18F-FDG PET CT and F18-NaF PET CT Imaging Results in Individuals With MGUS, SMM, and MM.","type":"PRIMARY","unitOfMeasure":"Participants"}