CASE 6: Osteosarcoma Located in the Sacrum and Pelvis

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24-year-old male patient
He underwent chemotherapy for osteosarcoma located in the sacrum and iliac wing.
No metastases.
The patient underwent total sacrectomy and hemipelvectomy followed by lumbopelvic fixation and cage reconstruction.
The wound was closed by rotating a muscular flap (VRAM) from the anterior abdominal wall.

Preoperative examination: X-ray shows irregularities and increased density in the sacrum and iliac crest.

Preoperative: MRI shows tumor tissue filling the spinal canal, accompanied by a large soft tissue component in the same area.

Surgical procedure: The video shows an incision made in the front of the abdomen, the tumor being separated from its major vessels, a muscle flap being prepared, and then the tumor being removed in one piece after turning around.