| AIS | Adolescent Idiopathic Scoliosis |
| ATR | Angle of Trunk Rotation |
| DRCS | Double Rib Contour Sign |
| IS | Idiopathic Scoliosis |
| RI | Rib Index |
| SSS | School Scoliosis Screening |
| TA | Truncal Asymmetry |
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