CASE 6: Malignant Peripheral Nerve Sheath Tumor Located in the Arm

A patient presented with complaints of swelling and pain in the arm, and needle biopsy revealed soft tissue sarcoma.Malignant peripheral nerve sheath tumorOur patient, who was diagnosed with ( ) and underwent radiotherapy, had the tumor removed cleanly along with the humerus bone, followed by fibula transfer and artery-vein reconstruction.

Preoperative examination: X-ray shows a soft tissue shadow, and MRI reveals an irregularly bordered, heterogeneous mass located in the medial arm, invading the brachial artery and vein, encircling the humeral periosteum 180 degrees, and causing a bone marrow reaction.

During the operation: Clinical and fluoroscopy images of the removed tumor tissue are shown.

Surgical Procedure: The image shows the placement of the fibula and arteriovenous reconstruction after tumor removal.

Postoperative: X-ray shows fibula fixation with a double plate.