Orthopedics This medical specialty treats injuries, malformations or deformities of the musculoskeletal system (muscles, bones, cartilage, ligaments, tendons).For contact information, select the facility nearest you. Locations where this service is offered MRC de Rimouski-Neigette Orthopédie - Hôpital régional de Rimouski MRC de Rivière-du-Loup Orthopédie - Centre hospitalier régional du Grand-Portage