Table 3.
Intra- and post-operative data for the 10 patients with PAONK. Summary of continuous variables is shown as “mean (standard deviation)”
| Patient No | Age Sex | Type of MM tear | Surgery Done | Resected width of MM | Postop. period until the pain recurrence a | Postop. period until taking the MRIb |
|---|---|---|---|---|---|---|
| 1. | 70’s, F | RT at PH (with HT) | PMM | Subtotal | 8 wks | 12 wks |
| 2. | 60’s, M | RT at PH | PMM | Half | 12 wks | 19 wks |
| 3. | 60’s, F | PRT | PMM | Subtotal | 2 wks | 4 wks |
| 4. | 70’s, F | PRT (with HT) | PMM | Subtotal | 4 wks | 6 wks |
| 5. | 60’s, F | PRT (with HT) | PMM | Subtotal | 8 wks | 9 wks |
| 6. | 60’s, F | PRT | PMM, PLM | Subtotal | 6 wks | 11 wks |
| 7. | 60’s, F | RT at PH | PMM | Half | 7 wks | 21 wks |
| 8. | 80’s, M | RT at PH (with HT) | PMM | Subtotal | 7 wks | 19 wks |
| 9. | 60’s, F | PRT | PMM, PLM | Subtotal | 3 wks | 5 wks |
| 10. | 60’s, F | RT at PH (with HT) | PMM, LMR | Subtotal | Unclear | 3 wks |
| Summary | PRT: 5 | PMM: 10 | Subtotal: 8 | 5.7 wks | 12.1 wks | |
| RT: 5 | PLM: 2 LMR: 1 | Half: 2 | (3.3) | (7.9) |
F Female, M Male, MM Medial meniscus, RT Radial tear, PH Posterior horn, HT Horizontal tear, PRT Posterior root tear, PMM Partial medial meniscectomy, PLM Partial lateral meniscectomy, LMR Lateral meniscus repair. a The period from the meniscectomy to the recurrence of knee pain. b The period from the meniscectomy to the time of diagnosis of PAONK using MRI