Läsionen des Sakrums
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Rings and
arcs calcification • Chondrosarcoma - sacrum - Ganzer Fall bei Radiopaedia
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Sacral
lesions • Sacrococcygeal yolk sac tumor - Ganzer Fall bei Radiopaedia
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Sacrococcygeal
teratoma • Sacrococcygeal teratoma - Ganzer Fall bei Radiopaedia
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Sacral
lesions • Sacral schwannoma - Ganzer Fall bei Radiopaedia
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Chordoma •
Chordoma - sacrum - Ganzer Fall bei Radiopaedia
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Sacral
lesions • Nerve sheath tumor - malignant - sacrum - Ganzer Fall bei Radiopaedia
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Osteoblastoma
• Osteoblastoma sacrum - Ganzer Fall bei Radiopaedia
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Sacral
lesions • Giant cell tumor with aneurysmal bone cyst of sacrum - Ganzer Fall bei Radiopaedia
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Aggressive
vertebral hemangioma • Sacral hemangioma - huge - Ganzer Fall bei Radiopaedia
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Prostate
cancer • Cauda equina syndrome due to prostate metastases - Ganzer Fall bei Radiopaedia
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Extramedullary
hematopoiesis • Extramedullary hematopoiesis - presacral mass - Ganzer Fall bei Radiopaedia
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Extramedullary
hematopoiesis • Extramedullary hematopoiesis - presacral mass - Ganzer Fall bei Radiopaedia
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School ager
with sacral pain. Axial T2 MRI of the sacrum (above) shows large areas of bright signal in the left sacrum and in the left sacroiliac joint that show diffuse enhancement on axial T1 MRI with contrast (below).The diagnosis was acute osteomyelitis of the left sacrum.
A very wide range of lesions can occur in and around the sacrum.
Tumors
- primary sacral tumors
- malignant
- sacral chordoma: most common primary sacral tumor
- chondrosarcoma
- Ewing sarcoma / pPNET
- osteosarcoma: often arises from Paget's disease in this location
- multiple myeloma/plasmacytoma
- benign
- giant cell tumor of bone: 2 most common primary sacral tumor
- aneurysmal bone cyst
- osteoid osteoma
- osteoblastoma: accounts for ~17% of spinal osteoblastoma(s)
- cavernous hemangioma of sacrum
- malignant
- neural tumors arising in sacral canal
- sacral ependymoma
- sacral schwannoma
- sacral neurofibroma
- malignant peripheral nerve sheath tumor
- pre-sacral tumors
- germ cell tumors
- sacrococcygeal teratoma
- sacrococcygeal yolk sac tumor
- germ cell tumors
- metastases to the sacrum
Developmental lesions
- spinal dysraphism
- sacral meningocele
- sacral myelomeningocele
- sacral lipomyelomeningocele
Other lesions
- Paget disease affecting the sacrum
Syndromes
Siehe auch:
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