– See: – ALIF with Revision Decompression and Reinstrumentation – Anterior-Posterior Lumbar Interbody Fusion – Posterior Lumbar Single-Level Decompression and Fusion with Instrumentation – Anterior Arthrodesis of the Subaxial Cervical Spine: – AAOS – Bulletin: A minute of malpractice – Cage Fixation: (interbody fusion) … Read more
– Discussion: – in adults, a two-stage anterior and posterior procedure is performed; – w/ this technique, rate of pseudarthrosis is < 5 %; – CD instrumentation: – another advantage of this instrumentation is improved fixation to sacrum, w/ pedicular screws used instead … Read more
Fracture Distal Ulnar Fracture: … Read more
– 2 types: Avulsion and Compression Fractures – Avulsion Fractures: – is the more common of the 2 fractures; – mech: adduction, plantarflexion, & tension placed on bifurcate ligament; – bifurcate ligament: – this ligament connects the anterior process of the calcaneus to both the cuboid and navicular bones; … Read more
– 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
– Type I: – non displaced fracture of talar neck: – only those frxs in which there is no displacement of the subtalar joints should be designated as type I frxs; – type I frxs are treated w/ below the knee cast immobilization for 8-12 weeks until clinical & x-ray signs … Read more
– Discussion: – two processes, lateral & posterior, project from body of talus; – either process may be fractured, either as isolated injury or assoc w/ other ankle or talar injuries; – it is frequently confused w/ an ankle sprain; – non union is a frequent complication … Read more
– See: – Pediatric Frx of the Olecranon – Radial Head Fractures – Discussion: – low energy olecranon fractures: – most commonly occur in elderly patients, and result from indirect trauma; – fracture and results from a sudden pull of both the triceps and brachialis muscles; – frx begins at midpoint of trochlear notch and … Read more
– Discussion: – two processes, lateral & posterior, project from body of talus – either process may be fractured, either as isolated injury or assoc w/ other ankle or talar injuries; – diff dx of posterior ankle pain: (os trigonum) – embryology: … Read more
– Discussion: – small fractures of the coronoid process itself are unimportant; – large coronoid fractures involve the distal articular surface of trochlear notch which can lead to significant instability of elbow in extension; – these frx require plate to neutralize forces across site of comminution; – frx … Read more