48 year old female with HPE proven invasive Lobular carcinoma of the left breast. WB PET /MRI was done for staging workup. XRM MLO (A) CC (B) revealed asymmetric spiculated density in the upper inner quadrant of the left breast.
MR mammography as a part of WB PET MRI revealed an enhancing lesion corresponding to the site of mammographic density measuring 2.6 cm in its largest dimension(T2) on post-contrast FS GRE axial (C) Sagittal(D) and Increased FDG uptake on their corresponding PET MR fused images (F, G).
Enlarged avid level I axillary nodes are seen ( E, H ) PET MR stage T2 N1a
Unsuspected osseous metastasis was seen in the left iliac bone (arrows in Axial STIR, A and B), S1 (arrowhead in Sagittal STIR, C), left femur and left ischial tuberosity with no/minimal FDG uptake (PET MR fused images D, E, F) upstaging stage 2 disease to stage 4.
This short PET-MRI Scan case was compiled by Dr. Sangeeta Taneja and Dr. Amarnath Jena (Nuclear Medicine Physician at PET-Suite @ Indraprastha Apollo Hospital, Sarita Vihar).
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The Simultaneous PET-MRI Scan is currently offered at PET-Suite at Apollo Hospital, Sarita Vihar.