SMR means Submucous Resection which is different than Septoplasty. Both SMR and Septoplasty are a surgical procedure to correct a deviated septum. Difference between SMR and Septoplasty are the following.
| SMR | SEPTOPLASTY |
|---|---|
| Radial surgery | Conservative surgery |
| Not done in children | Can be done in children |
| Killian's incision | Freer's incision |
| Flaps elevated on both sides | Flaps elevated on concave side only |
| Most of cartilage removed | Most of cartilage preserved |
| Caudal dislocation not corrected | Caudal dislocation corrected |
| Perforation chance higher | Perforation rare |
| Post operative saddling may be present | Post operative deformity absent |
| Revision surgery difficult | Revision surgery easier |
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