– Discussion: – cartilaginous tumor that arises from surface of cortex deep to the periosteum producing broad based cartilaginous mass that may extend into soft tissues; – often develops after adolescence (in contrast to osteochondroma) – persists as mass of mature cartilage w/o calcification or ossification (in contrast to chondrosarcoma); … Read more
– Technique for Surgical Neck Frx: – use 2.5 mm terminally threaded AO Schanz pins; – following appropriate reduction, one pin is inserted thru lateral arm, at a point 8 cm distal to acromion in order to avoid axillary nerve; – second pin is inserted … Read more
– See: – Adult Condylar Fractures – Pediatric Elbow Injuries – Discussion: – in children, supracondylar frxs typically remains extra-articular & involves thin bone between coronoid fossa & olecranon fossa of distal humerus; – frx line angles from anterior distal point to posterior prox … Read more
– Discussion: – children’s frx are rarely intra-articular; – common types: – physeal frx – torus fracture – green stick frx – both bone forearm frx – galeazzi’s frx – distal radius fracture: – Anesthesia: – note … Read more
– See: Radiology of the Pediatric Elbow Posterior Approach to the Elbow – Pediatric Elbow Injuries: – Distal Humeral Physeal Separation – Elbow Dislocation – Lateral Condyle Frx – Medial Condyle Frx – Medial Epicondyle Frx – Monteggia Frx … Read more
– Discussion: – indicated for irreparable injury to the subscapularis which is causing recurrent instability; – Anterior Approach to the Shoulder – Release of Superior Pectoral Tendon: – superior 2.5-3 cm of the pectoralis tendon is released off the humerus; – stay sutures are inserted into the tendon edge; – tension is placed on … Read more
– See: – Pathologic Hip Frx – Metastatic Tumors to Bone – Discussion: – fractures which occur from low energy injuries which occur thru an area of bone weakness with a pre-existing abnormality; – injured area demonstrates distored archetecture and distored bone density; – Diff Dx: … Read more
– See: Subluxation of the Patella – Fulkerson Classification: – type I, subluxation alone; – type II, subluxation and tilt; – type III, tilt alone; – type IV, no malalignment; – Clinical Presentation: – anterior knee pain with a tight, … Read more
– See: – Lateral radiograph of the Knee – Patella Infera – Subluxation of the Patella – Discussion: – patella alta refers to an abnormally high patella in relation to femur; – may result in Subluxation and dislocation of patella; – Associated Conditions: … Read more
– See: – Bone Tumor Menu: – Classic Osteosarcoma – Discussion: – parosteal osteosarcoma is a low-grade malignant bone tumor that usually occurs on the surface of the metaphysis of long bones; – arises between cortex and muscle as a low grade stage I-A surface tumor (ie does not initially invade … Read more