| Abbreviation | Definition |
|---|---|
| MOGL | Milwaukee Orthopaedic Group Limited |
| MOI | Missouri Orthopaedic Institute |
| MOJ | Malaysian Orthopaedic Journal |
| MOSG | Memorial Orthopaedic Surgical Group |
| MOSM | Meier Orthopedic Sports Medicine |
| MPFL | Medial PatelloFemoral Ligament |
| MRA | Magnetic Resonance Artrography |
| MRA | Magnetic Ressonance Artrography |
| MUA | Manipulation under anaesthesia |
| NABT | Nitrates And Bone Turnover |
| NCOA | North Carolina Orthopaedic Association |
| NCOG | North Country Orthopaedic Group |
| NDI | Neck Disabliity Index |
| NMTN | Nordic Muscle Tendon Network |
| NOF | Nordic Orthopaedic Federation |
| NPOS | North Pacific Orthopaedic Society |
| NWB | Non-Weight Bearing |
| OACM | Orthopaedic Associates of Central Maryland |
| OAM | Orthopaedic Associates of Michigan |
| OAM | Orthopaedic Associates of Muskegon |