Exam Module- Upper Limb Trauma 1. What radiological finding is pathognomic of scapulothoracic dissociation? Displaced coracoid fracture Widened scapular index Floating shoulder More than 7 cm widening of fracture at medial border of scapula Associated sternoclavicular dislocation and Acromioclavicular dislocation (Question 1 of 10)2. Essex Lopresti injury results from fall on what position of the forearm? Valgus Pronation Flexion Extension Varus(Question 2 of 10)3. 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 d) Four-part fracture with valgus impaction of the head b) Four-part fracture with posterior displacement of the shaft c) Four-part fracture with varus impaction of the head (Question 3 of 10)4. Which of the following is not a component of the “superior shoulder suspensory complex? The coracoid process The acromioclavicular ligaments The distal third of the clavicle The coracoclavicular ligaments The superior glenohumeral ligament (Question 4 of 10)5. 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? Posterior sternoclavicular dislocation Superior sternoclavicular dislocation Anterior sternoclavicular dislocation Inferior sternoclavicular dislocation Fracture sternum (Question 5 of 10)6. The humeral head is predominantly perfused by which of the following vessels? thoracoacromial artery profunda brachii artery anterior humeral circumflex artery subscapular artery posterior humeral circumflex artery (Question 6 of 10)7. What is the most common complication after antegrade intramedullary nail fixation of a humeral shaft fracture? Shoulder pain Nonunion Radial nerve injury Infection Axillary nerve injury (Question 7 of 10)8. 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 Obese individual Short Duration of Immobilisation Comminution at the fracture site Smoker (Question 8 of 10)9. The most common site of developmental nonunion is between which of the following acromial ossification centers? c. The basiacromion and the preacromion e. the preacromion and the metaacromion d. The metaacromion and The basiacromion The basiacromion and the mesoacromion The mesoacromion and metaacromion (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? 45 degrees of supination Neutral rotation 45 degrees of pronation Full pronation Full supination (Question 10 of 10) Loading ... Get explanatory answers from our book, Post Views: 5,308 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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