Table 2 List of paraspinal soft tissue tumours with possible bone involvement
From: Understanding a mass in the paraspinal region: an anatomical approach
Condition | Description of bone change |
|---|---|
Soft tissue tumours | Â |
Benign | Â |
 BPNST | Geographic with sclerotic margin or indistinct borders, foramen enlargement |
 Leiomyoma | Geographic indistinct borders |
 Myxoma | Geographic indistinct borders |
Locally aggressive | Â |
 Solitary fibrous tumour | Geographic indistinct borders |
Malignant | Â |
 MPNST | Geographic indistinct borders or moth-eaten lysis |
 Liposarcoma | Moth-eaten lysis |
 Leiomyosarcoma | Moth-eaten lysis |
 Synovial sarcoma | Moth-eaten or geographic with sclerotic margin; periosteal reaction |
Tumours mimics | Â |
Trauma | Fracture, luxation |
Infection | Erosion of vertebral body endplates and disc space narrowing |
HEM | Diffuse changes: sclerotic with areas of lucency, vertebral deformity (fish mouth, H-shaped) |
Crystal deposition disease | Erosion with sclerotic margin, other affected joints |
Degenerative | Vertebral narrowing, approximation of adjacent spinous processes, facet joint hypertrophy, sclerosis, osteophytes |