Table 1 Depiction of CT and surgical findings
N(%) | |
|---|---|
CT findings | |
Main location | |
Anterior | 64 (48,5) |
Posterior | 52 (39,4) |
Circumferential | 16 (12,1) |
Borders | |
Sharp | 101 (76,5) |
Ill-defined | 31 (23,5) |
Maturation | 30 (22,7) |
Pseudoarthrosis | 56 (42,4) |
Monofragmentary | 49 (37,1) |
Polyfragmentary | 83 (62,8) |
Relations with vessels | 56 (42,4) |
Displacement | 39 (29,5) |
Gutter | 6 (4,5) |
Tunnel | 8 (6) |
Thrombosis | 3 (2,2) |
Relations with nerves | 36 (27,2) |
Displacement | 12 (9) |
Gutter | 23 (17,4) |
Tunnel | 3 (2,2) |
Relations with joint capsule | 85 (64,4) |
Contact | 61 (46,2) |
Disruption | 24 (18,2) |
Demineralization | |
M1 | 54 (40,9) |
M2 | 51 (38,6) |
M3 | 18 (13,6) |
M4 | 9 (6,8) |
Joint space | |
Narrowed | 33 (25) |
Symphysis | 17 (12,9) |
Total | 132 (100) |
Surgical findings | |
Indications for surgery | |
Ankylosis | 33 (28,4) |
Pain | 4 (4,6) |
Deformity | 20 (23,2) |
Recurrence | 5 (5,8) |
Sciatica | 11 (12,8) |
Risk of vascular injury | 2 (2,3) |
Relations with vessels | 17(19,7) |
Displacement | 7 (8,1) |
Gutter | 4 (4,7) |
Tunnel | 6 (7) |
Relations with nerves | 30 (34,9) |
Displacement | 12 (14) |
Gutter | 15 (17,4) |
Tunnel | 3 (3,5) |
Contact/joint capsule disruption | 16 (18,6) |
Surgical complications | 7 (8,1) |
Haemorrhagic | 3 (3,5) |
Infection | 3 (3,5) |
Fracture | 0 (0) |
Death | 1 (1,2) |
Recurrence | 7 (8,1) |
Total | 86 (100) |