Fig. 4From: Proton MR spectroscopy in characterization of focal bone lesions of peripheral skeletonA 42-year-old female patient with swelling in left shoulder joint. a AP radiograph of left shoulder. Lytic destruction of scapular glenoid extending into the shoulder joint with the involvement of humerus (arrow), large soft tissue component is seen with calcifications (open arrow). b MRS shows choline peak at 3.2 ppm. HPE confirmed chondrosarcomaBack to article page