要拍x片，算cobb 角度
- Treatment based on the Cobb angle [1]
- < 10°: per definition not scoliosis, and therefore not monitored
- 10–19°: continual monitoring for progression
- 20–29°: monitoring or bracing
- 30–39°: bracing
- Cobb angle > 40° or rapidly progressing scoliosis: surgery