Glenohumeral Joint
– See: Shoulder Menu: – Anatomy: – GHJ has a greater ROM than any other joint; – Bony Anatomy: – its shallow, & is more akin to a grapefruit in saucer than ball in socket. – lack of bony stability & wide ROM … Read more
Arthritis
TSR: Bone Grafting for the Glenoid Component
– indicated for glenoid insufficiency w/ insufficient bone stock for appropriate component fixation: – cortical penetration of component keel into the glenoid neck; – incomplete peripheral contact of the glenoid component flange; … Read more
Ganz Osteotomy for DDH
– See: DDH – Discussion: – indicated for residual dysplasias in adolescents and young adults; – allows both anterior and lateral rotation as well as medialization of the hip; – can expect good improvement in the center edge angle (avg correction of 31 deg); – does not … Read more
Gamekeeper’s Thumb
– See: – Pediatric Game Keeper’s Thumb – Thumb Deformities in RA – Rheumatoid Gamekeeper’s Thumb – Thumb MP Joint Dislocation – Discussion: – involves injury to ulnar collateral ligament of thumb MCP joint, causing instability at that joint; – the orignal description refered to … Read more
Ganglionic Cysts of the Wrist
– Discussion: – type of muscinous filled cyst whch is found adjacent to joint capsule or tendon sheath; – it consist of an outer fibrous coat and an inner synovial lining and contains a clear, colorless, gelatinous fluid; – ganglions usually occurs singly but may be multilocular; … Read more
Freiberg’s Disease
– Discussion: – anterior metatarsalgia that involves head of second metatarsal; – occurs during the growth spurt at puberty – most are female; – caused by avascular necrosis of the metatarsal head; – from repetitive stress with microfractures at the junction of the metaphysis and the growth plate … Read more
Fractures of the Talar Neck
– Radiographic Evaluation: – associated injuries: – medial malleolus frx (AP view); – sustentacular tali frx; – metatarsal head frx; – its essential to gauge amount of dorsal and medial comminution of talar neck, as well as tendency for varus angulation; – Hawkins Classification – type I talar fractures – type II talar fractures – type … Read more
Fractures of the Patella
– See: – Anatomy – Biomechanics – Classification of Patellar Fractures – Osteochondral Frx – Pediatric Patellar Avulsion Fractures – Discussion: – classification of patellar fractures – mechanism: – direct trauma … Read more
Fractures of the Femoral Neck
– Work Up: anesthesia, medical considerations, and timing of surgery – X-rays for Femoral Neck Frx – Operative Techniques: Cannulated Screws: IM Nailing and Sliding Hip Screws for Femoral Neck Frx Hemiarthroplasty Open Reduction of Femoral Neck Fracture Anesthesia and Timing for Femoral Neck Fractures Antibiotic Prophylaxis … Read more
Forces acting on the Hip Joint
– Discussion: – broad range of forces acts upon the hip joint; – muscles that cross hip joint generate most of the load that it bears; – femoral neck fracture: – distance between the head and shaft of the femur determines the moment arm … Read more