– Discussion: – Total Shoulder Arthroplasty: (considerations: hemiarthroplasty vs TSA) – Reverse arthroplasty – Indications: – indicated for end stage DJD or RA shoulder involvement; – contra-indications to shoulder arthroplasty include combined rotator cuff / deltoid paralysis and recent joint infection; – in these rare circumstances, arthrodesis may be considered; – may occur as a … Read more
– See: – Arterial Development of the Limbs : – Upper Extremity Arteriogram of the Limbs : Subclavian Artery Axillary Artery Supreme Thoracic Artery Thoracoacromial Artery Lateral Thoracic Artery Subscapular Artery Anterior Humeral Circumflex Artery Posterior Humeral Circumflex Artery Brachial Artery Profunda Brachi Median Artery Radial Artery Ulnar Artery – Upper Extremity Emboli: – upper … Read more
– See: – Adult Upper Limb Arteries: – Discussion: Upper Limb Development; – subclavian artery projects into the early upper limb bud & forms subclavian-axillary-brachial trunk; – its distal portion becomes interosseous artery that initially supplies plexus of arteries in the primitive hand; … Read more
– See: – Anterior Dislocation – Posterior Dislocations: – Discussion: – note: w/ true AP of shoulder there should be no overlap of the humerus over the glenoid; – Greater Tuberosity and Acromio Humeral Interval; – AP in ext. rot. brings greater tuberosity into clear … Read more
– See: – Radiographic Evaluation – Blood Supply to Talus – Discussion: – may occur following talar neck fractures or may be atraumatic (from SLE, diabetes, MS ect); – absence of subchondral bone atrophy in talar dome on x-ray after 6 weeks following fracture implies AVN (see Hawkins Sign); – however, there is not direct correlation between development of AVN … Read more
– See: – stabilizers of the shoulder – shoulder capsule – Discussion: – originates as a portion of fibrous glenoid labrum anteroinferiorly; – there are two subdivisions of this ligament: an anterior and posterior bands along with the intervening axillary pouch; – antero-inferior portion of normal … Read more
– See: – Arthroscopic Reconstruction – Historic Operations – Revision Bankart Procedure – Bankart Repair: – reattachment of the capsule and glenoid labrum to the glenoid lip; – subscapularis is carefully divided to expose the capsule, and is reapproximated without any overlap … Read more
– Discussion: – ON THE ARTICULATIONS. by Hippocrates. – pathoanatomy: – bankart lesion – hill sachs lesion – stabilizers of the shoulder: – … Read more
– See: – Arteries of the Upper Limb – Anatomy: – branch of axillary artery – smaller than PHCA; – passes laterally around front of surgical neck of the humerus – major blood supply to humeral head is from AHCA; – humeral head is … Read more
– See: – Anterior Approach to the Shoulder – Discussion: – with plate fixation of the humerus, the anterior approach is preferred for proximal and mid-diaphyseal frx w/ application of plate to anterolateral aspect of the humerus (see humeral shaft fractures); – interval lies … Read more