case_images: PMC7476696_01
case_images: Clinical pictures of the patient with swelling over the arm.
case_images: JOCR-10-80-g001.jpg
case_images: PMC7476696_01_JOCR-10-80-g001.jpg
case_images: F1
case_images: A 39-year-old lady presented to our facility with a 20-year history of the right arm swelling which only progressively increased in size, to involve the entire arm, in the past 3 months (Fig. 1).
case_images: Radiograph of both humerus anteroposterior views shows significant marrow expansion with multiple lytic lesions containing ground-glass matrix seen affecting the involved bones in almost their entirety with the areas of overlying cortical break.
case_images: JOCR-10-80-g002.jpg
case_images: PMC7476696_01_JOCR-10-80-g002.jpg
case_images: F2
case_images: Radiological studies showed extensive lucent, ill-identified, "ground-glass" appearing lesions involving the entire right humerus (Fig. 2 and 3).
case_images: Magnetic resonance imagingof the right arm T2W coronal and T1W axial images showing extensive marrow infiltration of a diffusely T1 isointense and T2W hypointense lesion with few areas of hyperintense foci within involving the humerus and part of the scapula.
case_images: JOCR-10-80-g003.jpg
case_images: PMC7476696_01_JOCR-10-80-g003.jpg
case_images: F3
case_images: Radiological studies showed extensive lucent, ill-identified, "ground-glass" appearing lesions involving the entire right humerus (Fig. 2 and 3).
case_images: Microscopy of the lesion showing multiple sections examined showed a low to moderately cellular lesion composed of short spindle cells arranged in a patternless pattern with irregular trabeculae of woven bone giving "Chinese letter pattern" appearance.
case_images: JOCR-10-80-g004.jpg
case_images: PMC7476696_01_JOCR-10-80-g004.jpg
case_images: F4
case_images: These features were concluded to be consistent with a fibrous-osseous lesion (Fig. 4).
case_images: Forequarter amputation specimen.
case_images: JOCR-10-80-g005.jpg
case_images: PMC7476696_01_JOCR-10-80-g005.jpg
case_images: F5
case_images: X-ray after forequarter amputation.
case_images: JOCR-10-80-g006.jpg
case_images: PMC7476696_01_JOCR-10-80-g006.jpg
case_images: F6
case_images: Computed tomography thorax showing stable lung nodule.
case_images: JOCR-10-80-g007.jpg
case_images: PMC7476696_01_JOCR-10-80-g007.jpg
case_images: F7