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Integrating Principles and Evidence

Integrating Principles and Evidence

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Chondrosarcoma of the Proximal Femur: Limb-Sparing Resection and Prosthetic Reconstruction

CLASSIFICATION 1. Primary Chondrosarcoma (90%) Arises de novo in normal bone. A. Central (Intramedullary) (99%) Conventional chondrosarcoma (85–90%) Grade 1: 30% Grade 2: 40% Grade 3: 30% Dedifferentiated chondrosarcoma: 8% Clear cell chondrosarcoma: 4% Mesenchymal chondrosarcoma: 1% B. Peripheral (1%) Periosteal (juxtacortical) chondrosarcoma 2. Secondary Chondrosarcoma (10%) Arises from pre-existing bone lesions: Enchondroma Osteochondroma Ollier […]

Gluteus Medius #Anatomy

Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA This video describes anatomy of gluteus medius muscle. It originates from dorsal ilium inferior to iliac crest from posterior gluteal line to anterior gluteal line and inserts into lateral and superior aspect of greater trochanter of femur. Gluteus medius forms the middle layer of gluteal muscles, […]

Flail Chest

Courtesy: Prof Nabil Ebraheim, University of Toledo, Ohio, USA Flail chest could be a life threatening condition. A segment of the rib cage breaks and becomes separated or detached from the chest wall. It usually requires significant violent force in order to break the ribs in this way. The fractured segment will sink into the […]