- EBMcalc CrossRef: Ottawa Knee Rule
- Seaberg DC, Yealy DM, Lukens T, et al. Multicenter comparison of two clinical decision rules for the use of radiography in acute, high-risk knee injuries. Ann Emerg Med. 1998 Jul;32(1):8-13. PubMed ID: 9656942
| S86.819A | Strain of other muscle(s) and tendon(s) at lower leg level, unspecified leg, initial encounter | |
| S83.8X9A | Sprain of other specified parts of unspecified knee, initial encounter | |
| M21.869 | Other specified acquired deformities of unspecified lower leg | |
| S80.00XA | Contusion of unspecified knee, initial encounter |
| 924.11 | Contusion of knee | |
| 736.6 | Acq knee deformity nec | |
| 844.8 | Sprain of knee & leg nec | |
| 844.9 | Sprain of knee & leg nos | |
| 836.1 | Tear lat menisc knee-cur | |
| 836.0 | Tear med menisc knee-cur | |
| 717.89 | Int derangement knee nec | |
| 717.9 | Int derangement knee nos | |
| 836.69 | Dislocat knee nec-open | |
| 836.50 | Dislocat knee nos-closed | |
| 836.60 | Dislocat knee nos-open |
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