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Table 3 Diagnostic accuracy of the biopsy for different disease types

From: Clinical application of a modified percutaneous vertebroplasty instrument in vertebral body biopsy in adults

Histological type

Disease (undiagnosed / total number of cases)

Correct diagnosis

Diagnostic error

Correct rate

Vertebral metastases

 

92

4

95.8%

Primary tumor and tumor-like change

 

45

4

91.8%

Ewing's sarcoma (1)

   

Giant cell tumor of bone (1/9)

   

Osteosarcoma (1/6)

   

Chordoma (2)

   

Osteoblastoma (1/2)

   

Osteochondroma (6)

   

Chondrosarcoma (1/4)

   

Aneurysmal bone cyst (4)

   

Myeloma (7)

   

Isolated plasmacytoma (2)

   

Lymphoma (2)

   

osteofibrous dysplasia (4)

   

Vertebral infection

 

7

4

63.6%

spinal tuberculosis(3/5)

   

brucella spondylitis(1/5)

   

suppurative spondylitis(1)

   

Normal bone or fracture

 

5

 

100%

total

 

149

12

92.5%