Exam Module- Upper Limb Trauma 1. What is the most common complication after antegrade intramedullary nail fixation of a humeral shaft fracture? Axillary nerve injury Radial nerve injury Shoulder pain Infection Nonunion (Question 1 of 10)2. The most common site of developmental nonunion is between which of the following acromial ossification centers? d. The metaacromion and The basiacromion The basiacromion and the mesoacromion e. the preacromion and the metaacromion c. The basiacromion and the preacromion The mesoacromion and metaacromion (Question 2 of 10)3. Which of the following is not a component of the “superior shoulder suspensory complex? The acromioclavicular ligaments The superior glenohumeral ligament The coracoid process The coracoclavicular ligaments The distal third of the clavicle (Question 3 of 10)4. The most significant risk factor for nonunion of fractures of the middle third of the clavicle is which of the following? Shortening of > 2 cm Comminution at the fracture site Short Duration of Immobilisation Smoker Obese individual (Question 4 of 10)5. Which of the following proximal humerus fractures typically have the most favorable outcome if managed by ORIF rather than immediate hemiarthroplasty? a) Four-part fracture with anterior displacement of the shaft b) Four-part fracture with posterior displacement of the shaft c) Four-part fracture with varus impaction of the head d) Four-part fracture with valgus impaction of the head (Question 5 of 10)6. Essex Lopresti injury results from fall on what position of the forearm? Valgus Flexion Extension Pronation Varus(Question 6 of 10)7. What radiological finding is pathognomic of scapulothoracic dissociation? Widened scapular index Associated sternoclavicular dislocation and Acromioclavicular dislocation More than 7 cm widening of fracture at medial border of scapula Displaced coracoid fracture Floating shoulder (Question 7 of 10)8. A 23-year –old male suffers from left medial clavicle pain and hoarseness of voice after a road traffic accident. There are no fractures, but on a 40-degree cephalic tilt AP view of both clavicles (serendipity view), the left medial clavicle appears to be caudally displaced (relative to the level of the right medial clavicle). What is the diagnosis? Anterior sternoclavicular dislocation Inferior sternoclavicular dislocation Fracture sternum Posterior sternoclavicular dislocation Superior sternoclavicular dislocation (Question 8 of 10)9. The humeral head is predominantly perfused by which of the following vessels? posterior humeral circumflex artery anterior humeral circumflex artery thoracoacromial artery profunda brachii artery subscapular artery (Question 9 of 10)10. The ‘safe zone” for placement of hardware in radial head fracture is 100 degrees centered over the coronal equator, with the forearm held in what position? Neutral rotation 45 degrees of supination Full supination 45 degrees of pronation Full pronation (Question 10 of 10) Loading ... Get explanatory answers from our book, Post Views: 6,311 Related Posts Trauma Module-Lower ExtremityGet explanatory answers from our book, Hand Surgery Exam ModuleGet explanatory answers from our book, Spine Surgery Exam ModuleGet explanatory answers from our book,
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