MRI versus F-FDG-PET/CT for detecting bone marrow involvement in multiple myeloma: diagnostic performance and clinical relevance.

Purpose: To compare the diagnostic performance of MRI and F-FDG-PET/CT in detecting bone marrow involvement (BMI) in patients with multiple myeloma (MM).

Materials And Methods: This retrospective study was approved by our Institutional Review Board. Two radiologists and two nuclear medicine specialists independently and blindly reviewed 84 pairs of MRI and PET/CT scans obtained in 73 MM patients.