– See Bone Topics: Calcaneus Capitate Clavicle Coracoid Process Femur Fibula Foot Hamate Humerus Lunate Navicular Olecranon Patella Pisiform Radius Sacrum Scaphoid Scapula Sesamoid Bones (Foot) Sesamoid Bones (Hand); Talus Tibia Trapezium Triquetrium Ulna
– Discussion: – main blood supply to humeral head arises from anterolateral branch of anterior humeral circumflex artery; – this vessel passes laterally to long head of biceps & forms arcuate artery; – arcuate artery: – arises from ascending branch of anterior humeral circumflex artery … Read more
– Discussion: – integrity of all ligaments of cervical canal is lost, including posterior ligaments, anterior & posterior longitudinal ligaments, disc, and articular facet joints; – this type of injury occurs only when middle & posterior ligamentous structures are disrupted; – there are typically no frxs of facets because … Read more
– See: Proximal Biceps Tendon Rupture: and SLAP tear and arthroscopic rotator cuff repair – Discussion: – inflammation of long head of biceps tendon usually occurs w/ rotator cuff inflammation (esp subscapular tears); – clinically, it may be difficult to differentiate the pain patterns of rotator cuff and biceps tendon inflammation; … Read more
– Anatomy: – origin: – long head: supraglenoid tuberosity of the scapula – short head: apex of coracoid process of scapula; – synergists: brachialis, brachioradialis, supinator; – innervation: musculocutaneous, C5 > C6; – … Read more
– Discussion: – is an avulsion of the anteroinferior glenoid labrum at its attachment to IGHL complex; – lesion is felt to result from anterior shoulder dislocation and is felt to be primary lesion in recurrent anterior instability; – when Bankart lesion occurs, there is obligitory concomitant capsular disruption, w/ stretching or elongation … Read more
Carl J. Basamania M.D. – Discussion of Bankart Lesions – Assessment of Bankhart Lesion: … Read more
– Discussion: – Rare in upper extremity – Ulcerated skin lesion – cyst formation – pigmentation – elevated edge may appear pearly – may be subungual – Location: – … Read more
– Indications: – most often used for anterior shoulder reconstructions – Positioning: – beach chair w/ full access to posterior aspect of shoulder; – holding shoulder in flexion, will relax shoulder & facilitate exposure; – consider the Mconnel Shoulder Positioner; – references: … Read more
– See: Arteries of the Upper Limb – Discussion: – the axillary artery begins at the first rib as a direct continuation of the subclavian artery and becomes the brachial artery at the lower border of the teres major – artery passes behind pectoralis minor in its course thru axilla & is conveniently described as having 3 … Read more