Table 2 Clinical data and surgical information on 10 NF-1 Patients with Early-onset Scoliosis Treated by posterior only fusion
No | Fusion or involved level | Anchor sites (Hooks) | Anchor sites nearby the apex level (upper 1/lower 1) | Rod diameter (mm) | Intraoperative blood lost (mm) | Transconnector (numbers) | Complications | ||
|---|---|---|---|---|---|---|---|---|---|
Perioperative complication | Alighment complication | Implant related | |||||||
1 | T11-L5 | 6 (2) | N | 5.5 | 500 | 1 | the curve deteriorated to 37.6°at 2 years FU and worsen continuously | ||
2 | T9-L3 | 11 | Y | 5 | 400 | 0 | the curve deteriorated to 55°at 5 years FU and the thoracilumbar kyphosis deteriorated from 7.8°to 27°。 | 1 distal screw slipped at 5 years FU | |
3 | T3–12 | 10 (4) | N | 5.5 | 500 | 1 | urinal infection | CP, MC increased 15.3° | |
4 | T6–9 | 4 | N | 4.5 | 400 | 1 | decompensated lumbar curve. | 1 screw dislodgement | |
5 | T4–11 | 8 | N | 5.5 | 400 | 1 | intestinal paralysis | CP, MC increased 13.4° | 2 screws pulled out |
6 | T7–11 | 9 | Y | 4.5 | 400 | 0 | CP, MC increased 11.4°, decompensated lumbar curve. | ||
7 | T5–11 | 8 | N | 5.5 | 300 | 0 | CP, MC increased 13.8°, decompensated lumbar curve. | ||
8 | T2-L1 | 12 (2) | N | 5.5 | 3000 | 2 | |||
9 | T2-L2 | 15 | N | 5.5 | 700 | 0 | |||
10 | T6-L1 | 11 | Y | 5.5 | 400 | 0 | superficial infection | ||